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178.2010 Antioxidants and/or stabilizers for polymers.

Home > Regulations > Indirect food additives: Adjuvants, production aids, and sanitizers > 178.2010 Antioxidants and/or stabilizers for polymers.



[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of April 1, 2006]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR178.2010]

[Page 367-393]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES (CONTINUED)
 
PART 178_INDIRECT FOOD ADDITIVES: ADJUVANTS, PRODUCTION AIDS, AND 
SANITIZERS--Table of Contents
 
                 Subpart C_Antioxidants and Stabilizers
 
Sec.  178.2010  Antioxidants and/or stabilizers for polymers.


    The substances listed in paragraph (b) of this section may be safely 
used as antioxidants and/or stabilizers in polymers used in the 
manufacture of articles or components of articles intended for use in 
producing, manufacturing, packing, processing, preparing, treating, 
packaging, transporting, or holding food, subject to the provisions of 
this section:
    (a) The quantity used shall not exceed the amount reasonably 
required to accomplish the intended technical effect.
    (b) List of substances:

------------------------------------------------------------------------
           Substances                           Limitations
------------------------------------------------------------------------
N-n-Alkyl-N'-(carboxymethyl)-     For use only:
 N,N'-trimethylenediglycine; the  1. As component of nonfood articles
 alkyl group is even numbered in   complying with Sec.  Sec.   175.105
 the range C14-C18 and the         and 177.2600 of this chapter.
 nitrogen content is in the       2. At levels not to exceed 1.35
 range 5.4-5.6 weight percent.     percent by weight of natural rubber,
                                   butadiene-acrylonitrile, butadiene-
                                   acrylonitrile-styrene, and butadiene-
                                   styrene polymers that are used in
                                   contact with nonalcoholic food at
                                   temperatures not to exceed room
                                   temperature and that are employed in
                                   closure-sealing gaskets complying
                                   with Sec.   177.1210 of this chapter
                                   or in coatings complying with Sec.
                                   175.300, Sec.   176.170, or Sec.
                                   175.320 of this chapter. The average
                                   thickness of such coatings and
                                   closure-sealing gaskets shall not
                                   exceed 0.004 inch.
Alkylthiophenolics:.............  For use only:
1. Acid-catalyzed condensation    1. At levels not to exceed 2 percent
 reaction products of 4-           by weight of adhesives complying with
 nonylphenol, formaldehyde, and    Sec.   175.105 of this chapter, of
 1-dodecanethiol (CAS Reg. No.     pressure-sensitive adhesives
 164907-73-7)..                    complying with Sec.   175.125 of this
                                   chapter, and of rubber articles
                                   complying with Sec.   177.2600 of
                                   this chapter.
2. Acid-catalyzed condensation    2. Do.
 reaction products of branched 4-
 nonylphenol, formaldehyde, and
 1-dodecanethiol (CAS Reg. No.
 203742-97-6)..
p-tert-Amylphenolformaldehyde     For use only at levels not to exceed
 resins produced when one mole     2.1 percent by weight of polyamide
 of p-tert-amylphenol is made to   resins that are:
 react under acid conditions      1. Derived from dimerized vegetable
 with one mole of formaldehyde.    oil acids (containing not more than
                                   20 percent of monomer acids) and
                                   ethylenediamine.
                                  2. Used in compliance with regulations
                                   in parts 174, 175, 176, 177, 178 and
                                   Sec.   179.45 of this chapter.

[[Page 368]]


1,4-Benzenedicarboxylic acid,     For use only at levels not to exceed
 bis[2-(1,1-dimethylethyl)-6-[[3-  0.075 percent by weight of olefin
 (1,1-dimethylethyl)-2-hydroxy-5-  polymers complying with Sec.
 methylphenyl]methyl]-4-methyl-    177.1520 of this chapter.
 phenyl]ester (CAS Reg. No.
 57569-40-1).
2-(2H-Benzotriazol-2-yl)-4,6-     For use only:
 bis(1-methyl-1-                  1. At levels not to exceed 0.5 percent
 phenylethyl)phenol (CAS Reg.      by weight of polyethylene phthalate
 No. 70321-86-7).                  polymers complying with Sec.
                                   177.1630 of this chapter.
                                  2. At levels not to exceed 3.0 percent
                                   by weight of polycarbonate resins
                                   complying with Sec.   177.1580 of
                                   this chapter.
2-(2H-Benzotriazol-2-yl)-4-(1,    For use only at levels not to exceed
 1, 3, 3-tetramethylbutyl)         0.5 percent by weight of
 phenol (CAS Reg. No. 3147-75-9).  polycarbonate resins complying with
                                   Sec.   177.1580 of this chapter:
                                   Provided, That the finished resins
                                   contact food only under conditions of
                                   use E, F, and G described in table 2
                                   of Sec.   176.170(c) of this chapter.
2-[4,6-Bis(2,4-dimethylphenyl)-   For use only:
 1,3,5-triazin-2-yl]-5-           1. At levels not to exceed 0.3 percent
 (octyloxy)phenol (CAS Reg. No.    by weight of olefin polymers
 2725-22-6)..                      complying with Sec.   177.1520(c) of
                                   this chapter in contact with food
                                   types I, II, IV-B, VI, VII-B, and
                                   VIII described in Sec.   176.170(c)
                                   of this chapter, table 1, under
                                   conditions of use D through G as
                                   described in Sec.   176.170(c), table
                                   2, of this chapter.
                                  2. At levels not to exceed 0.1 percent
                                   by weight of polypropylene complying
                                   with Sec.   177.1520(c) of this
                                   chapter, items 1.1a, 1.2, and 1.3 in
                                   contact with food under conditions of
                                   use A through H as described in Sec.
                                    176.170(c), table 2, of this
                                   chapter.
                                  3. At levels not to exceed 0.04
                                   percent by weight of polyethylene and
                                   olefin copolymers complying with Sec.
                                     177.1520(c) of this chapter, items
                                   2.1, 2.2, 2.3, 3.1a, 3.1b, 3.1c,
                                   3.2a, and 3.2b having a minimum
                                   density of 0.94 gram per cubic
                                   centimeter, in contact with food
                                   under conditions of use A through H
                                   as described in Sec.   176.170, table
                                   2, of this chapter provided that the
                                   finished articles used in contact
                                   with fatty food types III, IV-A, V,
                                   VII-A, and IX as described in table 1
                                   of Sec.   176.170(c) of this chapter
                                   hold a minimum of 2 gallons (7.6
                                   liters) of food.
                                  4. At levels not to exceed 0.4 percent
                                   by weight of ethylene copolymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 3.1a, 3.1b, 3.1c,
                                   3.2a, and 3.2b, having a density of
                                   less than 0.94 gram per cubic
                                   centimeter, in contact with food
                                   under conditions of use B through H,
                                   as described in Sec.   176.170(c),
                                   table 2, of this chapter provided
                                   that the finished articles used in
                                   contact with fatty food types III, IV-
                                   A, V, VII-A, and IX hold a minimum of
                                   5 gallons (18.9 liters) of food.
                                  5. At levels not to exceed 0.04
                                   percent by weight of polyethylene
                                   having a density of less than 0.94
                                   gram per cubic centimeter, and olefin
                                   polymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   2.1, 2.2, 2.3, 3.3a, 3.3b, 3.4, 3.5,
                                   3.6, 4, 5, and 6, in contact with
                                   food under conditions of use D
                                   through G as described in Sec.
                                   176.170(c) of this chapter, table 2,
                                   provided that the finished articles
                                   used in contact with fatty food types
                                   III, IV-A, V, VII-A, and IX hold a
                                   minimum of 5 gallons (18.9 liters) of
                                   food.
[beta], 3(or 4)-                  For use only:
 Bis(octadecylthio)cyclohexyleth  1. At levels not to exceed 0.3 percent
 ane (CAS Reg. No. 37625-75-5);    by weight of all polymers for use in
 CAS synonym: 1-[(beta-            contact with foods of Types I, II, IV-
 (octadecylthio)ethyl]-3(or 4)-    B, VI, VII-B, and VIII under
 (octadecylthio)cyclohexane.       conditions of use B through H as
                                   described in tables 1 and 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.3 percent
                                   by weight of polyolefins complying
                                   with Sec.   177.1520 of this chapter,
                                   for use in contact with food of types
                                   III, IV-A, V, VII-A, and IX under
                                   conditions of use C through G as
                                   described in tables 1 and 2 of Sec.
                                   176.170(c) of this chapter.
Bis(2,2,6,6-tetramethyl-4-        For use only:
 piperidinyl) sebacate (CAS Reg.  1. In adhesives complying with Sec.
 No. 52829-07-9).                  175.105 of this chapter.
                                  2. At levels not to exceed 0.1 percent
                                   by weight of pressure-sensitive
                                   adhesives complying with Sec.
                                   175.125 of this chapter.

[[Page 369]]


Bis(2,4-di-tert-butyl-6-          For use only:
 methylphenyl) ethyl phosphite    1. At levels not to exceed 0.3 percent
 (CAS Reg. No. 145650-60-8).       by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter. The finished polymers
                                   may only be used with food of the
                                   types identified in Sec.   176.170(c)
                                   of this chapter, table 1, under
                                   Categories I, II, IV-B, VI-A, VI-B,
                                   VII-B, and VIII, and under conditions
                                   of use B through H described in table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
                                  2. At levels not to exceed 0.1 percent
                                   by weight of propylene polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 1.1, 1.2, 1.3,
                                   3.2b, 3.4, or 3.5, or 3.1a (where the
                                   density of this polymer is at least
                                   0.85 gram per cubic centimeter and
                                   less than 0.91 gram per cubic
                                   centimeter). The finished polymers
                                   may only be used in contact with food
                                   of the types identified in Sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories III, IV-A, V, VI-C,
                                   VII-A, and IX, and under conditions
                                   of use B through H described in table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
                                  3. At levels not to exceed 0.1 percent
                                   by weight of high-density ethylene
                                   polymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   2.1, 2.2, 2.3, 3.1a, 3.1b, 3.2a, or
                                   3.6 (where the density of each of
                                   these polymers is at least 0.94 gram
                                   per cubic centimeter), or 5. The
                                   finished polymers may only be used in
                                   contact with food of the types
                                   identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   Categories III, IV-A, V, VI-C, VII-A,
                                   and IX, and under conditions of use C
                                   (maximum temperature 70 [deg]C)
                                   through G described in table 2 of
                                   Sec.   176.170(c) of this chapter.
                                   Provided, that the finished food
                                   contact articles have a volume of at
                                   least 18.9 liters (5 gallons).
                                  4. At levels not to exceed 0.01
                                   percent by weight of low-density
                                   ethylene polymers complying with Sec.
                                     177.1520(c) of this chapter, items
                                   2.1, 2.2, 2.3, 3.1a, 3.1b, 3.2a, 3.4,
                                   3.5, or 3.6 (where the density of
                                   each of these polymers is less than
                                   0.94 gram per cubic centimeter). The
                                   finished polymers may only be used in
                                   contact with food of the types
                                   identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   Categories III, IV-A, V, VI-C, VII-A,
                                   and IX, and under conditions of use B
                                   through H described in table 2 of
                                   Sec.   176.170(c) of this chapter.
                                   Provided, that the average thickness
                                   of such polymers in the form in which
                                   they contact food shall not exceed
                                   0.001 inch.
1,2-Bis(3,5-di-tert-butyl-4-      For use only:
 hydroxyhydrocinnamoyl)-          1. As provided in Sec.   175.105 of
 hydrazine (CAS Reg. No. 32687-    this chapter.
 78-8).                           2. At levels not exceeding 0.1 percent
                                   by weight of acrylonitrile-butadiene-
                                   styrene copolymers used in accordance
                                   with parts 175, 176, 177, and 181 of
                                   this chapter.
                                  3. At levels not exceeding 0.1 percent
                                   by weight of polyoxymethylene
                                   copolymers complying with Sec.
                                   177.2470 of this chapter and of
                                   polyoxymethylene homopolymers
                                   complying with Sec.   177.2480 of
                                   this chapter.
2,6-Bis(1-methylheptadecyl)-p-    For use only at levels not exceeding
 cresol.                           0.3 percent by weight of olefin
                                   polymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   1.1, 1.2, 1.3, 2.1, 2.2, 2.3, 3.1,
                                   3.2, 3.3, or 4. The average thickness
                                   of such polymers in the form in which
                                   they contact fatty food or food
                                   containing more than 8 percent of
                                   alcohol shall not exceed 0.004 inch.
3,9-Bis[2,4-bis(1-methyl-1-       For use only:
 phenylethyl)phenoxy]-2,4,8,10-   1. At levels not to exceed 0.15
 tetraoxa-3,9-                     percent by weight of all polymers,
 diphosphaspiro[5.5]undecane       except as specified below.
 (CAS Reg. No. 154862-43-8),      2. At levels not to exceed 0.2 percent
 which may contain not more than   by weight of polycarbonate resins
 2 percent by weight of            complying with Sec.   177.1580 of
 triisopropanolamine (CAS Reg.     this chapter.
 No. 122-20-3).                   3. At levels not to exceed 0.3 percent
                                   by weight of polyetherimide resins
                                   complying with Sec.   177.1595 of
                                   this chapter.

[[Page 370]]


5,7-Bis(1,1-dimethylethyl)-3-     For use only:
 hydroxy-2(3H)-benzofuranone,     1. At levels not to exceed 0.1 percent
 reaction products with o-xylene   by weight of olefin polymers
 (CAS Reg. No. 181314-48-7).       complying with Sec.   177.1520(c) of
                                   this chapter. The finished polymers
                                   may only be used in contact with food
                                   of the types identified in Sec.
                                   176.170(c) of this chapter, Table 1,
                                   under Categories I, II, IV-B, VI-A,
                                   VI-B, VII-B, and VIII, and under
                                   conditions of use B through H
                                   described in Table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.02
                                   percent by weight of:
                                  (a) Propylene polymers and copolymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 1.1, 1.2, 3.1a,
                                   3.2a, 3.2b, 3.4, or 3.5. The finished
                                   polymer may only be used in contact
                                   with food of types identified in Sec.
                                     176.170(c) of this chapter, Table
                                   1, under Categories III, IV-A, V, VI-
                                   C, VII-A, and IX, and under
                                   conditions of use B through H
                                   described in Table 2 of Sec.
                                   176.170(c) of this chapter; or
                                  (b) Ethylene polymers and copolymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1a, 3.1b, 3.2a, or 3.6 (where the
                                   density of each of these polymers is
                                   at least 0.94 gram per cubic
                                   centimeter), or 5. The finished
                                   polymers may only be used in contact
                                   with food of the types identified in
                                   Sec.   176.170(c) of this chapter,
                                   Table 1, under Categories III, IV-A,
                                   V, VI-C, VII-A, and IX, and under
                                   conditions of use B through H
                                   described in Table 2 of Sec.
                                   176.170(c) of this chapter; provided
                                   that the finished food-contact
                                   articles have a volume of at least
                                   18.9 liters (5 gallons).
                                  3. At levels not to exceed 0.02
                                   percent by weight of ethylene
                                   polymers and copolymers complying
                                   with Sec.   177.1520(c) of this
                                   chapter, items 2.1, 2.2, 2.3, 3.1a,
                                   3.1b, 3.2a, 3.4, 3.5, or 3.6 (where
                                   the density of each of these polymers
                                   is less than 0.94 gram per cubic
                                   centimeter). The finished polymers
                                   may only be used in contact with food
                                   of the types identified in Sec.
                                   176.170(c) of this chapter, Table 1,
                                   under Categories III, IV-A, V, VI-C,
                                   VII-A, and IX, and under conditions
                                   of use B through H described in Table
                                   2 of Sec.   176.170(c) of this
                                   chapter; provided that the average
                                   thickness of such polymers in the
                                   form in which they contact food shall
                                   not exceed 50 micrometers (0.002
                                   inch).
3,9-Bis[2-{3-(3-tert-butyl-4-     For use only:
 hydroxy-5-                       1. At levels not to exceed 0.2 percent
 methylphenyl)propionyloxy{time}   by weight of polypropylene complying
  -1,1-dimethylethyl]-2,4,8,10-    with Sec.   177.1520(c), item 1.1 of
 tetraoxaspiro[5.5]undecane (CAS   this chapter. The finished polymer is
 Reg. No. 90498-90-1).             to be used in contact with food only
                                   under conditions of use D through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.3 percent
                                   by weight of polyethylene complying
                                   with Sec.   177.1520(c) of this
                                   chapter, item 2.1, provided that the
                                   polymer has a minimum density of 0.94
                                   grams per cubic centimeter and is
                                   used in contact with food only under
                                   conditions of use D through G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  3. At levels not to exceed 0.3 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 1.1, 3.1, and
                                   3.2, where the copolymers complying
                                   with items 3.1 and 3.2 contain not
                                   less than 85 weight percent of
                                   polymer units derived from propylene.
                                   The finished polymer is to be used in
                                   contact with food of types I, II, IV-
                                   B, VI-A, VI-B, VI-C, VII-B, and VIII
                                   under conditions of use A through H
                                   described in tables 1 and 2 of Sec.
                                   176.170(c) of this chapter.

[[Page 371]]


4-[[4,6-Bis(octylthio)-s-triazin- For use only:
 2-yl]amino]-2,6-di-tert-         1. At levels not to exceed 0.5 percent
 butylphenol (CAS Reg. No. 991-    by weight: in styrene block
 84-4).                            copolymers complying with Sec.
                                   177.1810 of this chapter; in rosins
                                   and rosin derivatives complying with
                                   Sec.   175.300(b)(3)(v) of this
                                   chapter; in can end cement
                                   formulations complying with Sec.
                                   175.300(b)(3)(xxxi) of this chapter;
                                   in side seam cement formulations
                                   complying with Sec.
                                   175.300(b)(3)(xxxii) of this chapter;
                                   in petroleum alicyclic hydrocarbon
                                   resins and terpene resins complying
                                   with Sec.   175.320(b)(3) of this
                                   chapter; in rosin and rosin
                                   derivatives complying with Sec.
                                   176.170(a)(5) of this chapter; in
                                   petroleum alicyclic hydrocarbon
                                   resins or their hydrogenated products
                                   complying with Sec.   176.170(b)(2)
                                   of this chapter; in terpene resins
                                   complying with Sec.
                                   175.300(b)(2)(xi) of this chapter,
                                   when such terpene resins are used in
                                   accordance with Sec.   176.170(b)(1)
                                   of this chapter; in resins and
                                   polymers complying with Sec.
                                   176.180(b) of this chapter; in
                                   closures with sealing gaskets
                                   complying with Sec.   177.1210 of
                                   this chapter; in petroleum
                                   hydrocarbon resin and rosins and
                                   rosin derivatives complying with Sec.
                                     178.3800(b) of this chapter; and in
                                   reinforced wax complying with Sec.
                                   178.3850 of this chapter.
                                  2. At levels not to exceed 0.2 percent
                                   by weight of the finished cellophane
                                   complying with Sec.   177.1200 of
                                   this chapter.
                                  3. At levels not to exceed 0.1 percent
                                   by weight in polystyrene and rubber-
                                   modified polystyrene complying with
                                   Sec.   177.1640 of this chapter:
                                   Provided, That the finished
                                   polystyrene and rubber-modified
                                   polystyrene polymer contact food only
                                   under conditions of use B through G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  4. In adhesives complying with Sec.
                                   175.105 of this chapter; in pressure-
                                   sensitive adhesives complying with
                                   Sec.   175.125 of this chapter; and
                                   as provided in Sec.   177.2600 of
                                   this chapter.
4,4'-Bis([alpha],[alpha]-         For use at levels not to exceed 0.3
 dimethylbenzyl)diphenyl amine     percent by weight of polypropylene
 (CAS Reg. No. 10081-67-1).        complying with Sec.   177.1520(c) of
                                   this chapter. The polypropylene
                                   articles are limited to use in
                                   contact with non-fatty foods only.
Boric acid (CAS Reg. No. 10043-   For use only at levels not to exceed
 35-3).                            0.16 percent by weight of ethylene-
                                   vinyl acetate-vinyl alcohol
                                   copolymers complying with Sec.
                                   177.1360(a)(3) and (d) of this
                                   chapter.
1,3-Butanediol..................
Butylated reaction product of p-  For use only:
 cresol and dicyclopentadiene     1. As components of nonfood articles
 produced by reacting p-cresol     complying with Sec.  Sec.   175.105
 and dicyclopentadiene in an       and 177.2600(c)(4)(iii) of this
 approximate mole ratio of 1.5     chapter.
 to 1, respectively, followed by  2. At levels not to exceed 1.0 percent
 alkylation with isobutylene so    by weight of acrylonitrile/butadiene/
 that the butyl content of the     styrene copolymers. The finished
 final product is not less than    copolymers may be used in contact
 18 percent.                       with food of Types I, II, IV-B, VI-A,
                                   VI-B, VII-B, and VIII under
                                   conditions of use B through H, as
                                   described in tables 1 and 2 of Sec.
                                   176.170(c) of this chapter, and with
                                   food of Types III, IV-A, V, VI-C, VII-
                                   A, and IX under conditions of use C
                                   through G as described in tables 1
                                   and 2 of Sec.   176. 170(c) of this
                                   chapter.

[[Page 372]]


Butylated, styrenated cresols     For use only:
 produced when equal moles of     1. As provided in Sec.  Sec.   175.105
 isobutylene, styrene, and a       and 177.2600 of this chapter.
 metacresol-paracresol mixture    2. At levels not to exceed 0.5 percent
 having a no more than 3 [deg]C    by weight of polystyrene, rubber-
 distillation range including      modified polystyrene, or olefin
 202 [deg]C are made to react so   polymers complying with Sec.
 that the final product meets      177.1520 (c) of this chapter, items
 the following specifications:     1.1, 1.2, 1.3, 2.1, 2.2, 2.3, 3.1,
 Not less than 95 percent by       3.2, 3.3, or 4, or complying with
 weight of total alkylated         other sections in parts 174, 175,
 phenols consisting of 13-25       176, 177, 178 and Sec.   179.45 of
 percent by weight of butylated    this chapter, used in articles that
 m- and p-cresols, 26-38 percent   contact food only unded the
 by weight of styre nated m- and   conditions described in Sec.
 p-cresols, 37-49 percent by       176.170(c) of this chapter, table 2,
 weight of butylated styrenated    under conditions of use C through G.
 m- and p-cresols, and not more
 than 10 percent by weight total
 of alkylated xylenols,
 alkylated o-cresol, alkylated
 phenol, and alkylated
 ethylphenol; acidity not more
 than 0.003 percent; and
 refractive index at 25 [deg]C
 of 1.5550-1.5650, as determined
 by ASTM method D1218-82,
 ``Standard Test Method for
 Refractive Index and Refractive
 Dispersion of Hydrocarbon
 Liquids,'' which is
 incorporated by reference.
 Copies may be obtained from the
 American Society for Testing
 Materials, 100 Barr Harbor Dr.,
 West Conshohocken,
 Philadelphia, PA 19428-2959, or
 may be examined at the National
 Archives and Records
 Administration (NARA). For
 information on the availability
 of this material at NARA, call
 202-741-6030, or go to: http://
 www.archives.gov/federal--
 register/code--of--federal--
 regulations/ibr--
 locations.html..
2-tert-Butyl-a(3-tert-butyl-4-    For use only:
 hydroxyphenyl)-p-cumenyl bis(p-  1. As components of nonfood articles
 nonylphenyl) phosphite; the       complying with Sec.  Sec.   175.105
 nonyl group is a propylene        and 177.2600 of this chapter.
 trimer isomer and the            2. At levels not to exceed 1.35
 phosphorus content is in the      percent by weight of natural rubber,
 range 3.8-4.0 weight percent.     butadiene-acrylonitrile, butadiene-
                                   acrylonitrile-styrene, and butadiene-
                                   styrene polymers that are used in
                                   contact with nonalcoholic food at
                                   temperatures not to exceed room
                                   temperature and that are employed in
                                   closure-sealing gaskets complying
                                   with Sec.   177.1210 of this chapter
                                   or in coatings complying with Sec.
                                   175.300, Sec.   175.320, or Sec.
                                   176.170 of this chapter. The average
                                   thickness of such coatings and
                                   closure-sealing gaskets shall not
                                   exceed 0.004 inch.
2-(3'-tert-Butyl-2'-hydroxy-5'-   For use only at levels not to exceed
 methyl-phenyl)-5-                 0.5 percent by weight of olefin
 chlorobenzotriazole with a        polymers complying with Sec.
 melting point of 137-141 [deg]C.  177.1520(c) of this chapter, provided
                                   that the finished polymer contacts
                                   foods only of the types identified in
                                   Categories I, II, IV-B, VI-A and B,
                                   VII-B, and VIII in table 1, Sec.
                                   176.170 of this chapter.
4,4'-Butylidenebis(6-tert-butyl-  For use only.
 m-cresol).                       1. As provided in Sec.  Sec.   175.105
                                   and 177.2600 of this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of polypropylene complying
                                   with Sec.   177.1520 of this chapter
                                   and for use at levels not to exceed
                                   0.3 percent by weight of polyethylene
                                   complying with Sec.   177.1520 of
                                   this chapter, provided that the
                                   finished polypropylene and
                                   polyethylene contact food only of the
                                   types identified in Sec.   176.170(c)
                                   of this chapter, table 1, under
                                   Categories I, II, VI-B, and VIII.
Butyric acid, 3,3-bis(3-tert-     For use only:
 butyl-4-hydroxyphenyl)ethylene   1. At levels not to exceed 0.5 percent
 ester (CAS Reg. No. 32509-66-3).  by weight of olefin copolymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 3.1 and 3.2
                                   except that when used in contact with
                                   foods described as types III, IV-A,
                                   V, VII-A, and IX in table 1 of Sec.
                                   176.170(c) of this chapter, the
                                   olefin copolymers may only be used
                                   under conditions of use E, F, and G
                                   set forth in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 1.1, 3.1, or 3.2
                                   (where the copolymers complying with
                                   items 3.1 and 3.2 contain not less
                                   than 85 weight-percent of polymer
                                   units derived from propylene).
                                  3. At levels not to exceed 0.2 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 3.1,
                                   and 3.2.
Calcium benzoate................

[[Page 373]]


Calcium bis[monoethyl(3,5-di-     For use only:
 tert-butyl-4-hydroxy-            1. At levels not to exceed 0.25
 benzyl)phosphonate] (CAS Reg.     percent by weight of polypropylene
 No. 65140-91-2).                  that complies with Sec.   177.1520(c)
                                   of this chapter, items 1.1, 1.2, and
                                   1.3.
                                  2. At levels not to exceed 0.2 percent
                                   by weight of polyethylene and olefin
                                   copolymers that comply with Sec.
                                   177.1520(c) of this chapter, items
                                   2.1, 2.2, 2.3, 3.1, 3.2, 3.3, 3.4,
                                   3.5, and 3.6. Finished polymers
                                   having a density less than 0.94 gram
                                   per cubic centimeter shall be used in
                                   contact with food only under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  3. In adhesives complying with Sec.
                                   175.105 of this chapter.
                                  4. At levels not to exceed 0.5 percent
                                   by weight of pressure-sensitive
                                   adhesives complying with Sec.
                                   175.125 of this chapter.
                                  5. At levels not to exceed 0.5 percent
                                   by weight of rosins and rosin
                                   derivatives complying with Sec.
                                   175.300(b)(3)(v) of this chapter.
                                  6. At levels not to exceed 0.5 percent
                                   by weight of can end cement
                                   formulations complying with Sec.
                                   175.300(b)(3)(xxxi) of this chapter.
                                  7. At levels not to exceed 0.5 percent
                                   by weight of side seam cement
                                   formulations complying with Sec.
                                   175.300(b)(3)(xxxii) of this chapter.
                                  8. At levels not to exceed 0.5 percent
                                   by weight of petroleum alicyclic
                                   hydrocarbon resins complying with
                                   Sec.   175.320(b)(3) of this chapter.
                                  9. At levels not to exceed 0.5 percent
                                   by weight of rosin and rosin
                                   derivatives complying with Sec.
                                   176.170(a)(5) of this chapter; and
                                   petroleum alicyclic hydrocarbon
                                   resins, or the hydrogenated product
                                   thereof, complying with Sec.
                                   176.170(b)(2) of this chapter.
                                  10. At levels not to exceed 0.5
                                   percent by weight of resins and
                                   polymers used as components of paper
                                   and paperboard in contact with dry
                                   food in compliance with Sec.
                                   176.180 of this chapter.
                                  11. At levels not to exceed 0.5
                                   percent by weight of closures with
                                   sealing gaskets complying with Sec.
                                   177.1210 of this chapter.
                                  12. At levels not to exceed 0.5
                                   percent by weight of the finished
                                   rubber article complying with Sec.
                                   177.2600 of this chapter.
                                  13. At levels not to exceed 0.5
                                   percent by weight of petroleum
                                   hydrocarbon resin and rosins and
                                   rosin derivatives complying with Sec.
                                     178.3800(b).
                                  14. At levels not to exceed 0.5
                                   percent by weight of reinforced wax
                                   complying with Sec.   178.3850.
                                  15. At levels not to exceed 0.3
                                   percent by weight of polyethylene
                                   phthalate polymers, complying with
                                   Sec.   177.1630 of this chapter.
                                   Provided, that the finished polymers
                                   contact food only under conditions of
                                   use B through H described in Table 2
                                   of Sec.   176.170(c) of this chapter.
Calcium myristate...............
Calcium ricinoleate.............  For use only at levels not to exceed 1
                                   percent by weight of polyoxymethylene
                                   copolymer as provided in Sec.
                                   177.2470(b)(1) of this chapter.
Calcium stearate................
Carbethoxymethyl diethyl          At levels not to exceed 0.07 percent
 phosphonate (CAS Reg. No. 867-    by weight of polyethylene phthalate
 13-0).                            polymers complying with Sec.
                                   177.1630 of this chapter.
Cerium stereate (CAS Reg. No.     For use only at levels not to exceed
 10119-53-6).                      0.5 percent by weight in rigid and
                                   semirigid vinyl chloride homo- and
                                   copolymer articles modified in
                                   accordance with Sec.   178.3790(b)(1)
                                   of this chapter that contact food
                                   under conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
Cupric acetate and lithium        For use at levels not exceeding 0.025
 iodide.                           percent cupric acetate and 0.065
                                   percent lithium iodide by weight of
                                   nylon 66 resins complying with Sec.
                                   177.1500 of this chapter; the
                                   finished resins are used or are
                                   intended to be used to contain foods
                                   during oven baking or oven cooking at
                                   temperatures above 250 [deg]F. The
                                   average thickness of such resins in
                                   the form in which they contact food
                                   shall not exceed 0.0012 inch.
Cuprous iodide..................  For use at levels not exceeding 0.01
                                   percent cuprous iodide by weight of
                                   nylon 66T resins complying with Sec.
                                    177.1500 of this chapter; the
                                   finished resins are used or are
                                   intended to be used to contain foods
                                   during oven baking or oven cooking at
                                   temperatures above 250 [deg]F. The
                                   average thickness of such resins in
                                   the form in which they contact food
                                   shall not exceed 0.001 inch.
Cuprous iodide and cuprous        For use at levels not exceeding 0.0025
 bromide.                          percent cuprous iodide and 0.0175
                                   percent cuprous bromide by weight of
                                   nylon 66 resins complying with Sec.
                                   177.1500 of this chapter; the
                                   finished resins are used or are
                                   intended to be used to contain foods
                                   during oven baking or oven cooking at
                                   temperatures above 250 [deg]F. The
                                   average thickness of such resins in
                                   the form in which they contact food
                                   shall not exceed 0.0015 inch.
Cyanoguanidine..................  For use only at levels not to exceed 1
                                   percent by weight of polyoxymethylene
                                   copolymer as provided in Sec.
                                   177.2470(b)(1) of this chapter.

[[Page 374]]


Cyclic neopentanetetrayl          For use only at levels not to exceed
 bis(octadecyl phosphite) (CAS     0.1 percent by weight of ethylene-
 Reg. No. 3806-34-6); the          vinyl acetate copolymers complying
 phosphorus content is in the      with Sec.   177.1350 of this chapter
 range of 7.8 to 8.2 weight        that contact food under conditions of
 percent.                          use E, F, and G described in table 2
                                   of Sec.   176.170(c) of this chapter.
Cyclic neopentanetetrayl          For use only:
 bis(octadecyl phosphite) (CAS    1. At levels not to exceed 0.25
 Reg. No. 3806-34-6) (which may    percent by weight of olefin polymers
 contain not more than 1 percent   complying with Sec.   177.1520(c) of
 by weight of                      this chapter, items 1.1, 2.1, and
 triisopropanolamine (CAS Reg.     3.1.
 No. 122-20-3)); the phosphorus   2. At levels not to exceed 0.25
 content is in the range of 7.8    percent by weight of olefin polymers
 to 8.2 weight percent.            complying with Sec.   177.1520(c) of
                                   this chapter, item 2.2, that contact
                                   food Types I, II, VI-A, VII-B, and
                                   VIII described in table 1 of Sec.
                                   176.170(c) of this chapter under
                                   conditions of use B (for boil-in-bag
                                   applications), C, D, E, F, G, and H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  3. At levels not to exceed 0.15
                                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520, items
                                   1.1 and 3.2, that contact food Types
                                   I, II, VI-A, VII-B, and VIII
                                   described in table 1 of Sec.
                                   176.170(c) of this chapter under
                                   conditions of use B (for boil-in-bag
                                   applications), C, D, E, F, G, and H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  4. At levels not to exceed 0.20
                                   percent by weight of polystyrene and/
                                   or rubber modified polystyrene
                                   complying with Sec.   177.1640 of
                                   this chapter that contact food under
                                   conditions of use E, F, and G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
4,4'-Cyclohexylidenebis(2-        For use only at levels not to exceed
 cyclohexylphenol).                0.1 percent by weight of olefin
                                   polymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   1.1, 1.2, 1.3, 2.1, 2.2, 2.3, 3.1,
                                   3.2, 3.3, or 4: Provided, That the
                                   finished polymers contact food only
                                   of the types identified in Sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories I, II, IV-B, VI, VII-
                                   B, and VIII.
Dicetyl thiodipropionate having   The concentration of this additive and
 a melting point of 59[deg]-62     any other permitted antioxidants in
 [deg]C as determined by ASTM      the finished food-contact article
 method E324-79, ``Standard Test   shall not exceed a total of 0.5
 Method for Relative Initial and   milligram per square inch of food-
 Final Melting Points and the      contact surface.
 Melting Range of Organic
 Chemicals,'' and a
 saponification value in the
 range 176-183 as determined by
 ASTM method D1962-67
 (Reapproved 1979), ``Standard
 Test Method for Saponification
 Value of Drying Oils, Fatty
 Acids, and Polymerized Fatty
 Acids,'' which are incorporated
 by reference. Copies may be
 obtained from the American
 Society for Testing Materials,
 100 Barr Harbor Dr., West
 Conshohocken, Philadelphia, PA
 19428-2959, or may be examined
 at the National Archives and
 Records Administration (NARA).
 For information on the
 availability of this material
 at NARA, call 202-741-6030, or
 go to: http://www.archives.gov/
 federal--register/code--of--
 federal--regulations/ibr--
 locations.html..
Didodecyl- 1,4-dihydro-2,6-       For use only at levels not to exceed
 dimethyl-3,5-pyridinedicarboxyl   0.3 percenmt by weight in rigid
 ate (CAS Reg. No. 36265-41-5).    polymer articles modified in
                                   accordance with Sec.   178.3790 that
                                   contact food, under conditions of use
                                   E, F, and G described in table 2 of
                                   Sec.   176.170 of this chapter.
2,6-Di([alpha]-methyl benzyl)-4-  For use only at levels not to exceed
 methyl phenol [Chemical           0.2 percent by weight of olefin
 Abstracts Service Registry No.    polymers complying with item 3.4 in
 1817-68-1].                       Sec.   177.1520(c) of this chapter,
                                   provided that such olefin polymers
                                   are limited to use at a level not to
                                   exceed 25 percent by weight in other
                                   olefin polymers complying with Sec.
                                   177.1520 of this chapter; and the
                                   total amount in such finished olefin
                                   polymers not to exceed 0.05 percent
                                   by weight, including the level that
                                   may be contributed by its presence at
                                   6 percent in the item ``butylated,
                                   styrenated cresols * * * '' listed in
                                   this paragraph; and further provided
                                   that the finished olefin polymers are
                                   intended for contact with foods,
                                   except those containing more than 8
                                   percent alcohol.
2,4-Dimethyl-6-(1-                For use only:
 methylpentadecyl)phenol (CAS     1. At levels not to exceed 0.3 percent
 Reg. No. 134701-20-5).            by weight of acrylonitrile-butadiene-
                                   styrene copolymers used in accordance
                                   with applicable regulations in parts
                                   175, 176, 177, and 181 of this
                                   chapter, under conditions of use C
                                   through H as described in table 2 of
                                   Sec.   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.033
                                   percent by weight of rigid polyvinyl
                                   chloride, under conditions of use A
                                   through H as described in table 2 of
                                   Sec.   176.170(c) of this chapter.

[[Page 375]]


Dimethyl succinate polymer with   For use only:
 4-hydroxy-2,2,6,6-tetramethyl-1- 1. At levels not to exceed 0.3 percent
 piperidineethanol (CAS Reg. No.   by weight of olefin polymers
 65447-77-0).                      complying with Sec.   177.1520 of
                                   this chapter and under conditions of
                                   use B through H described in table 2
                                   of Sec.   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.3 percent
                                   by weight of ethylene-vinyl acetate
                                   copolymers complying with Sec.
                                   177.1350 of this chapter and under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
Dimethyltin/monomethyltin         For use only at levels not to exceed 2
 isooctylmercaptoacetates          percent by weight:
 consisting of 5 to 90 percent    1. In rigid polyvinyl chloride used in
 by weight of monomethyltin tris   the manufacture of pipes intended for
 (isooctylmercaptoacetate) (CAS    contact with water in food-processing
 Reg. No. 54849-38-6) or           plants, and
 monomethyltin tris(2-            2. In rigid polyvinyl chloride and in
 ethylhexylmercaptoacetate) (CAS   rigid vinyl chloride copolymers
 Reg. No. 57583-34-3) and 10 to    complying with Sec.   177.1950 of
 95 percent by weight of           this chapter or Sec.   177.1980 of
 dimethyltin bis                   this chapter for use in contact with
 (isooctylmercaptoacetate) (CAS    food of Types I, II, III, IV (except
 Reg. No. 26636-01-1) or           liquid milk), V, VI, VII, VIII, and
 dimethyltin bis(2-                IX described in table 1 of Sec.
 ethylhexylmercaptoacetate) (CAS   176.170(c) of this chapter under
 Reg. No. 57583-35-4), and no      conditions of use C through G
 more than 0.4 percent by weight   described in table 2 of Sec.
 of trimethyltin compounds, and    176.170(c) of this chapter at
 having the following              temperatures not to exceed 88 [deg]C
 specifications: Tin content (as   (190 [deg]F).
 Sn) in the range of 15 to 21
 percent and mercaptosulfur
 content in the range of 11 to
 13.5 percent. Other alkyltin
 compounds are not to exceed 20
 ppm.
Dimyristyl thiodipropionate       Finished food-contact articles
 having a melting point of         containing this additive shall meet
 48[deg]-52 [deg]C as determined   the extractives limitations
 by ASTM method E324-79,           prescribed in Sec.   176.170(c) of
 ``Standard Test Method for        this chapter.
 Relative Initial and Final
 Melting Points and the Melting
 Range of Organic Chemicals,''
 and a saponification equivalent
 in the range 280-290 as
 determined by ASTM method D1962-
 67 (Reapproved 1979),
 ``Standard Test Method for
 Saponification Value of Drying
 Oils, Fatty Acids, and
 Polymerized Fatty Acids,''
 which are incorporated by
 reference. Copies may be
 obtained from the American
 Society for Testing Materials,
 1916 Race St., Philadelphia PA
 19103, or may be examined at
 the National Archives and
 Records Administration (NARA).
 For information on the
 availability of this material
 at NARA, call 202-741-6030, or
 go to: http://www.archives.gov/
 federal--register/code--of--
 federal--regulations/ibr--
 locations.html..
Di(n-octyl)tin bis(2-ethylhexyl   For use only at levels not to exceed
 maleate) [CAS Reg. No. 10039-33-  0.5 percent by weight of
 5] having 12.5 to 15.0 percent    acrylonitrile copolymers complying
 by weight of tin (Sn) and         with Sec.  Sec.   177.1020 and
 having a saponification number    177.1030 of this chapter and used in
 of 260 to 280. The additive is    contact with all food types under
 made from di(n-octyl)tin oxide    conditions of use C through G
 meeting the specifications of     described in table 2 of Sec.
 Sec.   178.2650(a)(1).            176.170(c) of this chapter.
N,N'-Diphenylthiourea...........  For use only:
                                  1. At levels not to exceed 0.5 percent
                                   by weight of polyvinyl chloride and/
                                   or vinyl chloride copolymers
                                   complying with Sec.   177.1980 of
                                   this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of vinyl chloride-vinyl
                                   acetate copolymers containing not
                                   more than 20 molar percent of vinyl
                                   acetate.
2-(4,6-Diphenyl-1,3,5-triazin-2-  For use only
 yl)-5-hexyloxy)phenol (CAS Reg.  1. At levels not to exceed 0.5 percent
 No. 147315-50-2).                 by weight of polycarbonate resins
                                   complying with Sec.   177.1580 of
                                   this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of polyester elastomers
                                   complying with Sec.   177.1590 of
                                   this chapter.
                                  3. At levels not to exceed 0.5 percent
                                   by weight of polyethylene phthalate
                                   polymers complying with Sec.
                                   177.1630 of this chapter, in contact
                                   with food under conditions of use A
                                   through H described in Table 2 of
                                   Sec.   176.170(c) of this chapter.

[[Page 376]]


2,6-Di-tert-butyl-4-ethylphenol.  For use only in contact with
                                   nonalcoholic foods:
                                  1. At levels not exceeding 0.04 mg/in
                                   \2\ of food contact surface and not
                                   exceeding 0.1 percent by weight in
                                   ethylene polymers and copolymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1, 3.2, and 3.3; Sec.   177.1340;
                                   and Sec.   177.1350 of this chapter.
                                   The average thickness of such
                                   polymers and copolymers in the form
                                   in which they contact food shall not
                                   exceed 0.0025 in.
                                  2. At levels not exceeding 0.04 mg/in
                                   \2\ of food contact surface in
                                   ethylene polymers and copolymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1, 3.2, and 3.3; Sec.   177.1340;
                                   and Sec.   177.1350 of this chapter.
                                   The average thickness of such
                                   polymers and copolymers in the form
                                   in which they contact food shall be
                                   greater than 0.0025 in but shall not
                                   exceed 0.025 in.
3,5-Di-tert-butyl-4-              For use only:
 hydroxyhydrocinnamic acid        1. At levels not to exceed 0.5 percent
 triester with 1,3,5-tris(2-       by weight of polypropylene complying
 hydroxyethyl)-s-triazine-2,4,6-   with Sec.   177.1520 of this chapter
 (1H,3H,5H)-trione (CAS Reg. No.   in articles that contact food not in
 34137-09-2).                      excess of high temperature heat-
                                   sterilized condition of use A
                                   described in Sec.   176.170(c) of
                                   this chapter, table 2.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of polyethylene complying
                                   with Sec.   177.1520 of this chapter
                                   in articles that contact food not in
                                   excess of high temperature heat-
                                   sterilized condition of use A
                                   described in 176.170(c) of this
                                   chapter, table 2.
                                  3. In adhesives complying with Sec.
                                   175.105 of this chapter.
                                  4. At levels not to exceed 0.25
                                   percent by weight of olefin
                                   copolymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   3.1, 3.2, 3.3, 3.4, 3.5, and 4.0.
                                  5. At levels not to exceed 2 percent
                                   by weight of polyester elastomers,
                                   complying with Sec.   177.1590 of
                                   this chapter, in contact with dry
                                   food only, and finished rubber
                                   articles for repeated use, complying
                                   with Sec.   177.2600 of this chapter,
                                   in contact with all foods, at
                                   temperatures not to exceed 150
                                   [deg]F.
Di-tert-butyl-m-cresyl            For use only:
 phosphonite condensation         1. At levels not to exceed 0.1 percent
 product with biphenyl (CAS Reg.   by weight of olefin polymers
 No. 178358-58-2) produced by      complying with Sec.   177.1520(c) of
 the condensation of 4,6-di-tert-  this chapter, items 1.1, 2.1, 2.2,
 butyl-m-cresol with the Friedel-  3.1(a), 3.1(b), 3.2(a), or 3.2(b).
 Crafts addition product
 (phosphorus trichloride and
 biphenyl) so that the food
 additive has a minimum
 phosphorus content of 5.0
 percent.
Di-tert-butylphenyl phosphonite   For use only:
 condensation product with        1. At levels not to exceed 0.1 percent
 biphenyl (CAS Reg. No. 119345-    by weight of olefin polymers
 01-6) produced by the             complying with Sec.   177.1520(c) of
 condensation of 2,4-di-tert-      this chapter, items 1.1, 1.2, 1.3,
 butylphenol with the Friedel-     3.2b, 3.3a, 3.3b, 3.4, 3.5, and 3.1a
 Crafts addition product           (where the density is not less than
 (phosphorus trichloride and       0.85 gram per cubic centimeter and
 biphenyl) so that the food        not more than 0.91 gram per cubic
 additive has a minimum            centimeter); and 2.1, 2.2, 2.3, 3.1a,
 phosphorus content of 5.4         3.1b, 3.2a, and 3.6 (where the
 percent, an acid value not        density is not less than 0.94 gram
 exceeding 10 mg KOH/gm, and a     per cubic centimeter) and 5.
 melting range of 85 [deg]C to    2. At levels not to exceed 0.1 percent
 110 [deg]C (185 [deg]F to 230     by weight of polycarbonate resins
 [deg]F).                          complying with Sec.   177.1580 of
                                   this chapter.
                                  3. At levels not to exceed 0.2 percent
                                   by weight of polystyrene and 0.3
                                   percent by weight of rubber-modified
                                   polystyrene complying with Sec.
                                   177.1640 of this chapter.
                                  4. At levels not to exceed 0.15
                                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1a, 3.1b, 3.2a, 3.4, 3.5, and 3.6
                                   (where the polyethylene component has
                                   a density less than 0.94 gram per
                                   cubic centimeter).
                                  5. At levels not to exceed 0.1 percent
                                   by weight of repeated use rubber
                                   articles complying with Sec.
                                   177.2600 of this chapter.

[[Page 377]]


2,4-Di-tert-butylphenyl-3,5-di-   For use only:
 tert-butyl-4-hydroxy-benzoate    1. At levels not to exceed 0.6 percent
 (CAS Reg. No. 4221-80-1).         by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 1.1: (1) when used
                                   in single-use articles that contact
                                   food of types I, II, IV-B, VI-A, VI-
                                   B, VII-B, and VIII, identified in
                                   table 1 of Sec.   176.170(c) of this
                                   chapter; and (2) when used in
                                   repeated-use articles that contact
                                   food of types I, II, III, IV, V, VI,
                                   VII, VIII, and IX identified in table
                                   1 of Sec.   176.170(c) of this
                                   chapter. The additive is used under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.25
                                   percent by weight of olefin polymers
                                   having a density of not less than
                                   0.94 gram per cubic centimeter and
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 3.1,
                                   and 3.2: (1) when used in single-use
                                   articles that contact food of types
                                   I, II, IV-B, VI-A, VI-B, VII-B, and
                                   VIII, identified in table 1 of Sec.
                                   176.170(c) of this chapter; and (2)
                                   when used in repeated-use articles
                                   that contact food of types I, II,
                                   III, IV, V, VI, VII, VIII, and IX
                                   identified in table 1 of Sec.
                                   176.170(c) of this chapter. The
                                   additive is used under conditions of
                                   use B through H described in table 2
                                   of Sec.   176.170(c) of this chapter.
2,4-Di-tert-pentyl-6-[1-(3,5-di-  For use only:
 tert-pentyl-2-                   1. At levels not to exceed 0.2 percent
 hydroxyphenyl)ethyl]phenyl        by weight of polypropylene complying
 acrylate (CAS Reg. No. 123968-    with Sec.   177.1520 of this chapter
 25-2).                            in contact with food under conditions
                                   of use D through G as described in
                                   Table 2 of Sec.   176.170(c) of this
                                   chapter, except that polypropylene
                                   containing the additive at levels not
                                   to exceed 0.075 percent by weight may
                                   contact food under conditions of use
                                   A through H described in Table 2 of
                                   Sec.   176.170(c) of this chapter.
                                  2. At levels not to exceed 1.0 percent
                                   by weight of of styrene block
                                   polymers complying with Sec.
                                   177.1810 of this chapter. The
                                   additive is used under conditions of
                                   use D through G as described in Table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
                                  3. At levels not to exceed 1.0 percent
                                   by weight of polystyrene and rubber
                                   modified polystyrene complying with
                                   Sec.   177.1640 of this chapter in
                                   contact with food under conditions of
                                   use D through G as described in Table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
N,N''-1,2-Ethanediylbis[N-[3-[[4  For use only:
 ,6-bis[butyl(1,2,2,6,6-          1. At levels not to exceed 0.06
 pentamethyl-4-                    percent by weight of olefin polymers
 piperidinyl)amino]-1,3,5-         complying with Sec.   177.1520(c) of
 triazin-2-yl]amino]propyl]-       this chapter, items 1.1a, 1.1b, 1.2,
 N',N''-dibutyl-N',N''-            or 1.3. The finished polymers may
 bis(1,2,2,6,6-pentamethyl-4-      only be used in contact with food of
 piperidinyl)-1,3,5-triazine-      the Types III, IV-A, V, VI-C, VII-A,
 2,4,6-triamine] (CAS Reg. No.     and IX as described in table 1 of
 106990-43-6).                     Sec.   176.170(c) of this chapter,
                                   and under conditions of use A through
                                   H as described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.08
                                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter. The finished polymers
                                   may only be used in contact with food
                                   of the Types I, II, IV-B, VI-A, VI-B,
                                   VII-B, and VIII as described in table
                                   1 of Sec.   176.170(c) of this
                                   chapter, and under conditions of use
                                   A through H as described in table 2
                                   of Sec.   176.170(c) of this chapter.
Ethylenebis(oxyethylene)-bis-(3-  1. At levels not to exceed 0.3 percent
 tert-butyl-4-hydroxy-5-           by weight of polystyrene and/or
 methylhydrocinnamate) (CAS Reg.   rubber modified polystyrene polymers
 No. 36443-68-2).                  complying with Sec.   177.1640 of
                                   this chapter.
                                  2. At levels not to exceed 0.3 percent
                                   by weight of acrylonitrile-butadiene-
                                   styrene copolymers used in accordance
                                   with applicable regulations in parts
                                   175, 176, 177, and 181 of this
                                   chapter.
                                  3. At levels not to exceed 0.75
                                   percent by weight of polyoxymethylene
                                   copolymers used in accordance with
                                   Sec.   177.2470 of this chapter. The
                                   finished articles shall not be used
                                   for foods containing more than 15
                                   percent alcohol.
                                  4. At levels not to exceed 0.25
                                   percent by weight of polyoxymethylene
                                   homopolymers used in accordance with
                                   Sec.   177.2480 of this chapter. The
                                   finished articles shall not be used
                                   for foods containing more than 15
                                   percent alcohol.
                                  5. At levels not to exceed 0.2 percent
                                   by weight of rigid vinyl chloride
                                   plastics prepared from vinyl chloride
                                   homopolymers and/or vinly chloride
                                   copolymers used in accordance with a
                                   prior sanction or applicable
                                   regulations in parts 175, 176, and
                                   177 of this chapter. The vinyl
                                   chloride copolymers shall contain not
                                   less than 50 weight percent of total
                                   polymer units derived from vinyl
                                   chloride.
                                  6. At levels not to exceed 0.1 percent
                                   by weight of vinylidene chloride
                                   homopolymers and/or vinylidene
                                   chloride copolymers used in
                                   accordance with a prior sanction or
                                   applicable regulations in parts 175,
                                   176, and 177 of this chapter. The
                                   vinylidene chloride copolymers shall
                                   contain not less than 50 weight
                                   percent of total polymer units
                                   derived from vinylidene chloride.
                                  7. In adhesives used in accordance
                                   with Sec.   175.105 of this chapter.

[[Page 378]]


2,2'-Ethylidenebis(4,6-di-tert-   For use only:
 butylphenol) (CAS Reg. No.       1. At levels not to exceed 0.1 percent
 35958-30-6).                      by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 1.1, 1.2, 1.3,
                                   3.1, or 3.2 (where the polymers
                                   complying with items 3.1 and 3.2
                                   contain primarily polymer units
                                   derived from propylene).
                                  2. At levels not to exceed 0.05
                                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 2.1, 2.2, or 2.3.
                                   The finished polymers are to be used
                                   only under conditions of use B
                                   through H described in table 2 of
                                   Sec.   176.170(c) of this chapter.
                                  3. At levels not to exceed 0.075
                                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 2.1, 2.2, or 2.3
                                   (where the density of each of these
                                   polymers is not less than 0.94 g/cc)
                                   and item 3.1 or 3.2 (where each of
                                   these polymers contains primarily
                                   polymer units derived from ethylene).
                                  4. At levels not to exceed 0.05
                                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 3.3, 3.4, 3.5, or
                                   4.
                                  5. At levels not to exceed 0.1 percent
                                   by weight of ethylene vinyl acetate
                                   copolymers complying with Sec.
                                   177.1350 of this chapter and under
                                   conditions of use C through G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  6. At levels not to exceed 0.1 percent
                                   by weight of rigid or semirigid
                                   polyvinyl chloride and under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  7. At levels not to exceed 0.2 percent
                                   by weight of acrylonitrile-butadiene-
                                   styrene copolymers containing less
                                   than 30 percent by weight of
                                   acrylonitrile and under conditions of
                                   use D through G described in table 2
                                   of Sec.   176.170(c) of this chapter.
                                  8. At levels not to exceed 0.1 percent
                                   by weight of polystyrene complying
                                   with Sec.   177.1640 of this chapter
                                   and under conditions of use D through
                                   G described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  9. At levels not to exceed 0.2 percent
                                   by weight of rubber-modified
                                   polystyrene complying with Sec.
                                   177.1640 of this chapter.
                                  10. In adhesives complying with Sec.
                                   175.105 of this chapter.

[[Page 379]]


2,2'-Ethylidenebis(4,6-di-tert-   For use only:
 butylphenyl)fluorophosphonite    1. As provided in Sec.   175.105 of
 (CAS Reg. No. 118337-09-0).       this chapter.
                                  2. In all polymers used in contact
                                   with food of types I, II, IV-B, VI-A,
                                   VI-B, VII-B, and VIII, under
                                   conditions of use B through H
                                   described in Tables 1 and 2 of Sec.
                                   176.170(c) of this chapter at levels
                                   not to exceed 0.25 percent by weight
                                   of polymers.
                                  3. In polypropylene complying with
                                   Sec.   177.1520(c) of this chapter,
                                   item 1.1, in contact with food of
                                   types III, IV-A, V, VII-A, and IX,
                                   under:
                                  (a) Conditions of use B through H
                                   described in Tables 1 and 2 of Sec.
                                   176.170(c) of this chapter at levels
                                   not to exceed 0.25 percent by weight
                                   of the polymer; or
                                  (b) Condition of use A, limited to
                                   levels not to exceed 0.1 percent by
                                   weight of the polymer; provided that
                                   the food-contact surface has an
                                   average thickness not exceeding 375
                                   micrometers (0.015 inch).
                                  4. In olefin copolymers complying with
                                   Sec.   177.1520(c) of this chapter,
                                   items 3.1a or 3.2a, and containing
                                   not less than 85 percent by weight of
                                   polymer units derived from propylene,
                                   in contact with food of types III, IV-
                                   A, V, VII-A, and IX, and under:
                                  (a) Conditions of use C through G,
                                   described in Tables 1 and 2 of Sec.
                                   176.170(c) of this chapter, limited
                                   to levels no greater than 0.2 percent
                                   by weight of the copolymers; or
                                  (b) Conditions of use A, B, and H,
                                   limited to levels no greater than 0.1
                                   percent by weight of the olefin
                                   copolymers; provided that the food-
                                   contact surface has an average
                                   thickness not exceeding 375
                                   micrometers (0.015 inch).
                                  5. In olefin polymers complying with
                                   Sec.   177.1520(c) of this chapter,
                                   items 1.2 or 1.3 in contact with food
                                   of types III, IV-A, V, VII-A, and IX,
                                   under conditions of use A through H,
                                   described in Tables 1 and 2 of Sec.
                                   176.170(c) of this chapter at levels
                                   not to exceed 0.1 percent by weight
                                   of the polymers; provided that the
                                   food-contact surface has an average
                                   thickness not exceeding 375
                                   micrometers (0.015 inch).
                                  6. In polyethylene complying with Sec.
                                     177.1520(c) of this chapter, items
                                   2.1 or 2.2, having a density of not
                                   less than 0.94, in contact with food
                                   of types III, IV-A, V, VII-A, and IX,
                                   and under:
                                  (a) Conditions of use B through H,
                                   described in Tables 1 and 2 of Sec.
                                   176.170(c) of this chapter limited to
                                   levels not to exceed 0.2 percent by
                                   weight of the polymers; or
                                  (b) Condition of use A, described in
                                   Tables 1 and 2 of Sec.   176.170(c)
                                   of this chapter, limited to levels
                                   not to exceed 0.1 percent by weight
                                   of the polymer; provided that the
                                   food-contact surface has an average
                                   thickness not exceeding 125
                                   micrometers (0.005 inch).
                                  7. In olefin copolymers complying with
                                   Sec.   177.1520(c) of this chapter,
                                   items 3.1a, 3.1b, 3.2a, or 3.2b,
                                   containing not less than 85 percent
                                   by weight of polymer units derived
                                   from ethylene and having a density of
                                   not less than 0.94, in contact with
                                   food of types III, IV-A, V, VII-A,
                                   and IX, and under:
                                  (a) Conditions of use C through G,
                                   described in Tables 1 and 2 of Sec.
                                   176.170(c) of this chapter limited to
                                   levels not to exceed 0.2 percent by
                                   weight of the copolymers; or
                                  (b) Conditions of use A, B, and H,
                                   limited to levels not to exceed 0.1
                                   percent by weight of the copolymers;
                                   provided that the food-contact
                                   surface has an average thickness not
                                   exceeding 125 micrometers (0.005
                                   inch).
                                  8. In olefin polymers complying with
                                   Sec.   177.1520(c) of this chapter,
                                   items 3.1a, 3.1b, 3.2a, or 3.2b
                                   containing not less than 85 percent
                                   by weight of polymer units derived
                                   from ethylene, in contact with food
                                   of types III, IV-A, V, VII-A, and IX,
                                   under conditions of use A through H,
                                   as described in Tables 1 and 2 of
                                   Sec.   176.170(c) of this chapter at
                                   levels not to exceed 0.1 percent by
                                   weight of the copolymer; provided
                                   that the food-contact surface has an
                                   average thickness not exceeding 75
                                   micrometers (0.003 inch).
                                  9. In polyethylene phthalate polymers
                                   complying with Sec.   177.1630 of
                                   this chapter in contact with food of
                                   types III, IV-A, V, VI-C, VII-A, and
                                   IX, and under:
                                  (a) Conditions of use B through H,
                                   described in tables 1 and 2 of Sec.
                                   176.170(c) of this chapter, limited
                                   to levels not to exceed 0.3 percent
                                   by weight of the polymers; or
                                  (b) Condition of use A with food of
                                   types III, IV-A, V, VII-A, and IX,
                                   and limited to levels not to exceed
                                   0.1 percent by weight of the
                                   polymers; provided that the film
                                   thickness does not exceed 875
                                   micrometers (0.035 inch).
Hexadecyl 3,5-di-tert-butyl-4-    For use only at levels not to exceed
 hydroxybenzoate (CAS Reg. No.     0.5 percent by weight of olefin
 67845-93-6).                      polymers complying with Sec.
                                   177.1520 of this chapter.

[[Page 380]]


Hexamethylenebis (3,5-di-tert-    For use only:
 butyl-4-hydroxyhydrocinnamate)   1. As provided in Sec.
 (CAS Reg. No. 35074-77-2).        177.2470(b)(1) and Sec.
                                   177.2480(b)(1) of this chapter.
                                  2. In adhesives complying with Sec.
                                   175.105 of this chapter.
                                  3. At levels not to exceed 1 percent
                                   by weight in pressure-sensitive
                                   adhesives complying with Sec.
                                   175.125 of this chapter.
                                  4. At levels not to exceed 1 percent
                                   by weight in can end cement
                                   formulations complying with Sec.
                                   175.300(b)(3)(xxxi) of this chapter.
                                  5. At levels not to exceed 1 percent
                                   by weight in side seam cement
                                   formulations complying with Sec.
                                   175.300(b)(3)(xxxii) of this chapter.
                                  6. At levels not to exceed 1 percent
                                   by weight in petroleum alicyclic
                                   hydrocarbon resins, polyamide resins,
                                   and terpene resins complying with
                                   Sec.   175.320 of this chapter.
                                  7. At levels not to exceed 1 percent
                                   by weight in rosin and rosin
                                   derivatives when used in accordance
                                   with Sec.   176.170(a)(5) of this
                                   chapter.
                                  8. At levels not to exceed 1 percent
                                   by weight in petroleum alicyclic
                                   hydrocarbon resins or their
                                   hydrogenated products complying with
                                   Sec.   176.170(b)(2) of this chapter.
                                  9. At levels not to exceed 1 percent
                                   by weight in terpene resins complying
                                   with Sec.   175.300(b)(3)(xi) of this
                                   chapter, when such terpene resins are
                                   used in accordance with Sec.
                                   176.170(b)(1) of this chapter.
                                  10. At levels not to exceed 1 percent
                                   by weight in resins and polymers
                                   authorized for use in accordance with
                                   Sec.   176.180 of this chapter.
                                  11. At levels not to exceed 1 percent
                                   by weight in closures with sealing
                                   gaskets complying with Sec.
                                   177.1210 of this chapter.
                                  12. At levels not to exceed 1 percent
                                   by weight in rubber articles intended
                                   for repeated use complying with Sec.
                                    177.2600 of this chapter.
                                  13. At levels not to exceed 1 percent
                                   by weight in petroleum hydrocarbon
                                   resin and rosins and rosin
                                   derivatives used in accordance with
                                   Sec.   178.3800 of this chapter.
                                  14. At levels not to exceed 1 percent
                                   by weight in reinforced wax complying
                                   with Sec.   178.3850 of this chapter.
N,N'-Hexamethylenebis (3,5-di-    For use only:
 tert-butyl-4-                    1. At levels not to exceed 1 percent
 hydroxyhydrocinnamamide) (CAS     by weight of nylon resins complying
 Reg. No. 23128-74-7).             with Sec.   177.1500(b) of this
                                   chapter, items 1 through 8, that
                                   contact food only of the types
                                   identified in categories in Sec.
                                   176.170(c) of this chapter, table 1
                                   except VI-A and VI-C.
                                  2. At levels not to exceed 0.75
                                   percent by weight of nylon 12 resins
                                   complying with Sec.   177.1500(b) of
                                   this chapter, item 9, that contact
                                   food only of the types identified in
                                   categories in Sec.   176.170(c) of
                                   this chapter, table 1, except VI-A
                                   and VI-C.
                                  3. At levels not to exceed 0.6 percent
                                   by weight of polyester resins
                                   complying with Sec.
                                   175.300(b)(3)(vii) of this chapter.
                                  4. At levels not to exceed 0.6 percent
                                   by weight of closures with sealing
                                   gaskets complying with Sec.
                                   177.1210 of this chapter.
                                  5. At levels not to exceed 0.6 percent
                                   by weight of repeated use rubber
                                   articles complying with Sec.
                                   177.2600 of this chapter.
                                  6. At levels not to exceed 0.5 percent
                                   by weight of polyoxymethylene
                                   copolymer complying with Sec.
                                   177.2470 of this chapter.
                                  7. At levels not to exceed 0.5 percent
                                   by weight of polyoxymethylene
                                   homopolymer complying with Sec.
                                   177.2480 of this chapter.
1,6-Hexanediamine, N, N'-         For use only as a stabilizer at levels
 bis(2,2,6,6-tetramethyl-4-        not to exceed 0.3 percent by weight
 piperidinyl)-, polymers with      of olefin polymers complying with
 morpholine-2,4,6-trichloro-       Sec.   177.1520(c) of this chapter.
 1,3,5-triazine reaction           The finished polymers are to contact
 products, methylated (CAS Reg.    food only under conditions of use C,
 No. 193098-40-7).                 D, E, F, and G, as described in Table
                                   2 of Sec.   176.170(c) of this
                                   chapter. Provided that the finished
                                   food-contact articles have a volume
                                   of at least 18.9 liters (5 gallons).

[[Page 381]]


1,6-Hexanediamine, N,N'-          For use only:
 bis(2,2,6,6-tetramethyl-4-       1. At levels not to exceed 0.5 percent
 piperidinyl)-, polymer with       by weight of propylene polymers and
 2,4,6-trichloro-1,3,5-triazine,   copolymers complying with Sec.
 reaction products with N-butyl-   177.1520(c) of this chapter, items
 1-butanamine and N-butyl-         1.1, 1.2, 3.1a, 3.2a, 3.2b, 3.4, or
 2,2,6,6-tetramethyl-4-            3.5. The finished polymers may
 piperidinamine (CAS Reg. No.      contact food only of the types
 192268-64-7).                     identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   categories I, II, IV-B, VI-A, VI-B,
                                   VII-B, and VIII, and under conditions
                                   of use B through H described in table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
                                  2. At levels not to exceed 0.3 percent
                                   by weight of propylene polymers and
                                   copolymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   1.1, 1.2, 3.1a, 3.2a, 3.2b, 3.4, or
                                   3.5. The finished polymers may
                                   contact food only of the types
                                   identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   categories III, IV-A, V, VI-C, VII-A,
                                   and IX, and under conditions of use B
                                   through H described in table 2 of
                                   Sec.   176.170(c) of this chapter.
                                  3. At levels not to exceed 0.5 percent
                                   by weight of ethylene polymers and
                                   copolymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   2.1, 2.2, 2.3, 3.1a, 3.1b, 3.2a, or
                                   3.6 (where the density of each of
                                   these polymers is at least 0.94 gram
                                   per cubic centimeter), or 5. The
                                   finished polymers may contact food
                                   only of the types identified in Sec.
                                    176.170(c) of this chapter, table 1,
                                   under categories I, II, IV-B, VI-A,
                                   VI-B, VII-B, and VIII, and under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  4. At levels not to exceed 0.05
                                   percent by weight of ethylene
                                   polymers and copolymers complying
                                   with Sec.   177.1520(c) of this
                                   chapter, items 2.1, 2.2, 2.3, 3.1a,
                                   3.1b, 3.2a, or 3.6 (where the density
                                   of each of these polymers is at least
                                   0.94 gram per cubic centimeter), or
                                   5. The finished polymers may contact
                                   food only of the types identified in
                                   Sec.   176.170(c) of this chapter,
                                   table 1, under categories III, IV-A,
                                   V, VI-C, VII-A, and IX, and under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  5. At levels not to exceed 0.5 percent
                                   by weight of ethylene polymers and
                                   copolymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   2.1, 2.2, 2.3, 3.1a, 3.1b, 3.2a, 3.4,
                                   3.5, or 3.6 (where the density of
                                   each of these polymers is less than
                                   0.94 gram per cubic centimeter), or
                                   5. The finished polymers may contact
                                   food only of the types identified in
                                   Sec.   176.170(c) of this chapter,
                                   table 1, under categories I, II, IV-
                                   B, VI-A, VI-B, VII-B, and VIII, and
                                   under conditions of use C through G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  6. At levels not to exceed 0.01
                                   percent by weight of ethylene
                                   polymers and copolymers complying
                                   with Sec.   177.1520(c) of this
                                   chapter, items 2.1, 2.2, 2.3, 3.1a,
                                   3.1b, 3.2a, 3.4, 3.5, or 3.6 (where
                                   the density of each of these polymers
                                   is less than 0.94 gram per cubic
                                   centimeter), or 5. The finished
                                   polymers may contact food only of the
                                   types identified in Sec.   176.170(c)
                                   of this chapter, table 1, under
                                   categories III, IV-A, V, VI-C, VII-A,
                                   and IX, and under conditions of use C
                                   through G described in table 2 of
                                   Sec.   176.170(c) of this chapter.
2-Hydroxy-4-isooctoxy-            For use only at levels not to exceed
 benzophenone. Chemical            0.5 percent by weight of olefin
 Abstracts (CA) name: Methanone,   copolymers complying with Sec.
 [2-hydroxy-4-(isooctyloxy)        177.1520(c) of this chapter: Items
 phenyl]phenyl; CA Registry No.    1.1, 1.2, 1.3, 2.1, 2.2, 2.3, 3.1,
 33059-05-1.                       3.2, 3.3 or 4: Provided, That the
                                   finished polymer contacts food only
                                   of the types identified in Sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories I, VII-B and VIII
                                   under conditions of use E, F, and G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.

[[Page 382]]


2(2'-Hydroxy-5'-                  For use only:
 methylphenyl)benzotriazole       1. As component of nonfood articles
 meeting the following             complying with Sec.   177.1010 of
 specification: melting point      this chapter.
 126[deg] -132 [deg]C             2. At levels not to exceed 0.25
 (258.8[deg] -269.6 [deg]F) (CAS   percent by weight of rigid polyvinyl
 Reg. No. 2440-22-4).              chloride and/or rigid vinyl chloride
                                   copolymers complying with Sec.
                                   177.1980 of this chapter.
                                  3. In polystyrene that complies with
                                   Sec.   177.1640 of this chapter and
                                   that is limited to use in contact
                                   with dry food of Type VIII described
                                   in table 1 of Sec.   176.170(c) of
                                   this chapter.
                                  4. At levels not to exceed 0.25
                                   percent by weight of polystyrene and/
                                   or rubber-modified polystyrene
                                   polymers complying with Sec.
                                   177.1640 of this chapter intended to
                                   contact nonalcoholic food: Provided,
                                   That the finished basic rubber-
                                   modified polystyrene polymers in
                                   contact with fatty foods shall
                                   contain not less than 90 weight
                                   percent of total polymer units
                                   derived from styrene monomer.
                                  5. At levels not to exceed 0.5 percent
                                   by weight of polycarbonate resins
                                   complying with Sec.   177.1580 of
                                   this chapter. Provided, That the
                                   finished polycarbonate resins contact
                                   food only of Types I, II, III, IV, V,
                                   VI-A, VI-B, VII, VIII, and IX
                                   identified in table 1 of Sec.
                                   176.170(c) of this chapter and under
                                   conditions of use E, F, and G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  6. At levels not to exceed 0.5 percent
                                   by weight of ethylene-1,4-
                                   cyclohexylene dimethylene
                                   terephthalate copolymers complying
                                   with Sec.   177.1315 of this chapter
                                   and of ethylene phthalate polymers
                                   complying with Sec.   177.1630 of
                                   this chapter and that contact food
                                   only under conditions of use D
                                   through G described in table 2, Sec.
                                    176.170(c) of this chapter.
2-Hydroxy-4-n-octoxy-             For use only at levels not to exceed
 benzophenone.                     0.5 percent by weight of olefin
                                   polymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   1.1, 1.2, 1.3, 2.1, 2.2, 2.3, 3.1,
                                   3.2, 3.3, or 4: Provided, That the
                                   finished polymer contacts food only
                                   of the types identified in Sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories I, IV-B, VII-B, and
                                   VIII , and under the conditions of
                                   use B through H described in table 2
                                   of Sec.   176.170(c) of this chapter.
4,4'-Isopropylidenediphenol       For use only at levels not exceeding
 alkyl(C12-C15) phosphites; the    1.0 percent by weight in rigid
 phosphorus content is in the      polyvinyl chloride and/or rigid vinyl
 range of 5.2-5.6 weight percent.  chloride copolymers complying with
                                   Sec.  Sec.   177.1950, 177.1970 or
                                   177.1980 of this chapter, and used in
                                   contact with food, except milk, only
                                   under the conditions described in
                                   Sec.   176.170(c) of this chapter,
                                   table 2, under conditions of use D
                                   through G.
Magnesium salicylate............  For use only in rigid polyvinyl
                                   chloride and/or in rigid vinyl
                                   chloride copolymers complying with
                                   Sec.   177.1980 of this chapter:
                                   Provided, That total salicylates
                                   (calculated as the acid) do not
                                   exceed 0.3 percent by weight of such
                                   polymers.
2-Methyl-4,6-bis-                 For use only:
 [(octylthio)methyl] phenol (CAS  1. In adhesives complying with Sec.
 Reg. No. 110553-27-0).            175.105 of this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of can-end cements and side-
                                   seam cements complying with Sec.
                                   175.300(b)(xxxi) and (xxxii) of this
                                   chapter.
                                  3. At levels not to exceed 1 percent
                                   by weight of pressure sensitive
                                   adhesives complying with Sec.
                                   175.125 of this chapter petrolium
                                   alicyclic hydrocarbon resins
                                   complying with Sec.   176.170 of this
                                   chapter, resins and polymers
                                   complying with Sec.   176.180 of this
                                   chapter, and closures with sealing
                                   gaskets complying with Sec.
                                   177.1210 of this chapter.
                                  4. At levels not to exceed 1.7 percent
                                   by weight of the finished rubber
                                   products complying with Sec.
                                   177.2600 of this chapter.
                                  5. At levels not to exceed 0.1 percent
                                   by weight of petroleum alicyclic
                                   hydrocarbon resins complying with
                                   Sec.   175.320 of this chapter;
                                   rubber-modified polystyrene complying
                                   with Sec.   177.1640 of this chapter;
                                   and petroleum hydrocarbon resins and
                                   rosins and rosins and rosin
                                   derivatives complying with Sec.
                                   178.3800 of this chapter.
                                  6. At levels not to exceed 0.2 percent
                                   by weight of styrene block polymenrs
                                   complying with Sec.   177.1810 of
                                   this chapter that contact food of
                                   Types I, II, IV-B, VI, VII-B, and
                                   VIII described in table 1, Sec.
                                   176.170(c) of this chapter, only
                                   under conditions of use C through H
                                   described in table 2, Sec.
                                   176.170(c) of this chapter.

[[Page 383]]


2,2'-Methylenebis(4,6-di-tert-    For use only at levels not to exceed
 butylphenyl)2-ethylhexyl          0.25 percent by weight of
 phosphite (CAS Reg. No. 126050-   polypropylene complying with Sec.
 54-2).                            177.1520 of this chapter. The
                                   finished polymers may only be used in
                                   contact with food of the types
                                   identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   Categories I, II, IV-B, VI-B, VII-B,
                                   and VIII under conditions of use B
                                   through H described in table 2, Sec.
                                    176.170(c) of this chapter, and with
                                   food of the types identified in Sec.
                                    176.170(c) of this chapter, table 1,
                                   under Categories III, IV-A, V, VI-A,
                                   VI-C, VII-A, and IX under conditions
                                   of use C through G described in table
                                   2, Sec.   176.170(c) of this chapter.
2,2'-Methylenebis (6-tert-butyl-  For use only:
 4-ethylphenol).                  1. In acrylonitrile-butadiene-styrene
                                   copolymers at levels not to exceed
                                   0.6 percent by weight of the
                                   copolymer.
                                  2. In semirigid and rigid acrylic and
                                   modified acrylic plastics complying
                                   with Sec.   177.1010 of this chapter
                                   at levels not to exceed 0.1 percent
                                   by weight of the plastic.
4,4'-Methylenebis (2,6-di-tert-   For use only:
 butyl-phenol).                   1. As provided in Sec.   175.105 of
                                   this chapter.
                                  2. At levels not to exceed 0.25
                                   percent by weight of petroleum
                                   hydrocarbon resins used in compliance
                                   with regulations in parts 174, 175,
                                   176, 177, 178 and Sec.   179.45 of
                                   this chapter.
                                  3. At levels not to exceed 0.25
                                   percent by weight of terpene resins
                                   used in compliance with regulations
                                   in parts 174, 175, 176, 177, 178 and
                                   Sec.   179.45 of this chapter.
                                  4. At levels not to exceed 0.5 percent
                                   by weight of polyethylene complying
                                   with Sec.   177.1520 of this chapter:
                                   Provided, That the polyethylene end
                                   product contacts foods only of the
                                   types identified in Categories I, II,
                                   IV-B, VI, VII-B, and VIII in table 1,
                                   Sec.   176.170(c) of this chapter.
                                  5. At levels not to exceed 0.5 percent
                                   by weight of polybutadiene used in
                                   rubber articles complying with Sec.
                                   177.2600 of this chapter: Provided,
                                   That the rubber end product contacts
                                   foods only of the types identified in
                                   Categories I, II, IV-B, VI, VII-B,
                                   and VIII in table 1, Sec.
                                   176.170(c) of this chapter.
2,2'-Methylenebis(4-methyl-6-     For use only:
 tert-butylphenol).               1. At levels not to exceed 0.1 percent
                                   by weight of olefin polymers
                                   complying with sec. 177.1520(c) of
                                   this chapter, items 1.1, 1.2, 1.3,
                                   2.1, 2.2, 2.3, 3.1, 3.2, 3.3, or 4
                                   used in articles that contact food of
                                   the types identified in sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories I, II, IV-B, VI, VII-
                                   B, and VIII.
                                  2. At levels not to exceed 1 percent
                                   by weight of polyoxymethylene
                                   copolymer as provided in sec.
                                   177.2470(b)(1) of this chapter.
                                  3. At levels not to exceed 0.5 percent
                                   by weight of polyoxymethylene
                                   homopolymer as provided in Sec.
                                   177.2480(b)(1) of this chapter.
2,2'-Methylenebis(4-methyl-6-     For use only:
 tert-butylphenol) monoacrylate   1. At levels not to exceed 0.5 percent
 (CAS Reg. No. 61167-58-6).        by weight of polystyrene and rubber-
                                   modified polystyrene complying with
                                   Sec.   177.1640 of this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of styrene block ploymers
                                   complying with Sec.   177.1810 of
                                   this chapter.
                                  3. At levels not to exceed 1 percent
                                   by weight of adhesives complying with
                                   Sec.   175.105 of this chapter and
                                   pressure sensitive adhesives
                                   complying with Sec.   175.125 of this
                                   chapter.
                                  4. At levels not to exceed 0.5 percent
                                   by weight of acrylonitrile-butadiene-
                                   styrene copolymers that comply with
                                   Sec.   177.1020 of this chapter when
                                   used in articles that contact food
                                   only under conditions of use E, F,
                                   and G as described in table 2, Sec.
                                   176.170 (c) of this chapter.
2,2'-Methylenebis[6-(1-           For use only:
 methylcyclo-hexyl)-p-cresol].    1. As provided in Sec.   177.1210 of
                                   this chapter.
                                  2. At levels not to exceed 0.2 percent
                                   by weight of polyethylene complying
                                   with Sec.   177.1520 of this chapter:
                                   Provided, That the finished
                                   polyethylene contacts foods only of
                                   the type identified in Sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories I, II, VI-B, and
                                   VIII.
                                  3. In polyethylene complying with Sec.
                                     177.1520 of this chapter: Provided,
                                   That the finished polyethylene
                                   contacts foods only of the types
                                   identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   Categories III, IV, V, VI-A, VII, and
                                   IX, and only at temperatures not to
                                   exceed room temperature: And further
                                   provided, That percentage
                                   concentration of the antioxidant in
                                   the polyethylene, when multiplied by
                                   the thickness in inches of the
                                   finished polyethylene, shall not be
                                   greater than 0.0005.
2,2'-Methylenebis(4-methyl-6-     For use only in acrylonitrile-
 nonylphenol) and 2,6-bis(2-       butadiene-styrene copolymers used in
 hydroxy-3-nonyl-5-methyl-         contact with nonalcoholic foods.
 benzyl)-p-cresol mixtures
 (varying proportions).

[[Page 384]]


Methyltin-2-mercaptoethyloleate   For use only in rigid poly(vinyl
 sulfide, which is defined as      chloride) and rigid vinyl chloride
 one or more of the following:     copolymers complying with Sec.  Sec.
                                    177.1950 and 177.1980 of this
                                   chapter, respectively, used in the
                                   manufacture of pipes and pipe
                                   fittings intended for contact with
                                   water in food processing plants, at
                                   levels not to exceed:
                                  1. 1.0 percent by weight in pipes, and
                                  2. 2.0 percent by weight in pipe
                                   fittings.
  1. 9-Octadecenoic acid (Z)-, 2-
   mercaptoethyl ester, reaction
   products with dichlorodime
   thylstannane, sodium sulfide,
   and trichloromethylstannane
   (CAS Reg. No. 68442-12-6);
  2. Fatty acids, tall oil, 2-
   mercaptoethyl esters,
   reaction products with
   dichlorodimethylstannane, 2-
   mercaptoethyl decanoate, 2-
   mercaptoethyl octanoate,
   sodium sulfide, and
   trichloromethylstannane (CAS
   Reg. No. 151436-98-5); or
  3. Fatty acids, tall oil, 2-
   mercaptoethyl esters,
   reaction products with
   dichlorodimethylstannane,
   sodium sulfide, and
   trichloromethylstannane (CAS
   Reg. No. 201687-57-2);and
   which has the following
   specifications: Tin content
   (as Sn) 5 to 21 percent by
   weight; mercaptosulfur
   content 5 to 13 percent by
   weight; acid value no greater
   than 4.
  Methyltin-2-
   Mercaptoethyloleate sulfide
   may also be used with one or
   more of the following
   optional substances:
  1.1a 2-Mercaptoethyl oleate
   (CAS Reg. No. 59118-78-4),
  1.1b 2-Mercaptoethyl tallate
   (CAS Reg. No. 68440-24-4),
  1.1c 2-Mercaptoethyl octanoate
   (CAS Reg. No. 57813-59-9),
  1.1d 2-Mercaptoethyl decanoate
   (CAS Reg. No. 68928-33-6),
   alone or in combination; not
   to exceed 40 percent by
   weight of the stabilizer
   formulation;
  2.1 2-Mercaptoethanol (CAS
   Reg. No. 60-24-2): Not to
   exceed 2 percent by weight of
   the stabilizer formulation.
  3.1 Mineral oil (CAS Reg. No.
   8012-95-1): Not to exceed 40
   percent by weight of the
   stabilizer formulation.
  4.1 Butylated hydroxytoluene
   (CAS Reg. No. 128-37-0): Not
   to exceed 5 percent by weight
   of the stabilizer
   formulation.
  The total of the optional
   substances (1.1a through 4.1)
   shall not exceed 60 percent
   by weight of the stabilizer
   formulation.
Nylon 66/610/6 terpolymer (see    For use only at levels not to exceed
 Sec.   177.1500 of this chapter   1.5 percent by weight of
 for identification)               polyoxymethylene homopolymer as
                                   provided in Sec.   177.2480 (b)(1) of
                                   this chapter.
Nylon 612/6 copolymer. (CAS Reg.  For use only at levels not to exceed
 No. 51733-10-9), weight ratio 6/  1.5 percent by weight of
 1.                                polyoxymethylene homopolymer as
                                   provided in Sec.   177.2480(b)(1).

[[Page 385]]


Octadecyl 3,5-di-tert-butyl-4-    For use only:
 hydroxyhydrocinnamate (CAS Reg.  1. At levels not exceeding 0.25
 No. 2082-79-3).                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 1.1, 1.2, 1.3,
                                   2.1, 2.2, 2.3, 3.1, 3.2, 3.3, or 4.
                                  2. As provided in Sec.  Sec.   175.105
                                   and 177.1010(a)(5) of this chapter.
                                  3. At levels not exceeding 0.25
                                   percent by weight of polystyrene and/
                                   or rubber-modified polystyrene
                                   polymers complying with Sec.
                                   177.1640 of this chapter, except that
                                   the finished basic rubber-modified
                                   polystyrene polymers in contact with
                                   fatty foods shall contain not less
                                   than 85 weight percent of total
                                   polymer units derived from styrene
                                   monomer.
                                  4. At levels not to exceed 0.5 percent
                                   by weight of acrylonitrile-butadiene-
                                   styrene copolymers used in accordance
                                   with prior sanction or regulations in
                                   parts 174, 175, 176, 177, 178 and
                                   Sec.   179.45 of this chapter.
                                  5. At levels not exceeding 0.25
                                   percent by weight of olefin copol
                                   ymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   3.4 and 3.5 as follows: (a) item 3.4,
                                   Provided, That the finished copolymer
                                   contacts foods only of types
                                   identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   Categories I, II, III, IV-B, VI, VII,
                                   VIII, and IX; (b) item 3.5, Provided,
                                   That the finished copol ymer contacts
                                   non-fatty foods only of types
                                   identified in Sec.   176.170(c) of
                                   this chapter, table 1, under
                                   Categories I, II, IV-B, VI, VII-B,
                                   and VIII.
                                  6. At levels not exceeding 0.05
                                   percent by weight of modified semi-
                                   rigid and rigid vinyl chloride
                                   plastics modified with methacrylate-
                                   butadiene-styrene copolymers in
                                   accordance with Sec.   178.3790.
                                  7. At levels not exceeding 0.2 percent
                                   by weight of rigid polyvinyl
                                   chloride.
                                  8. At levels not to exceed 0.3 percent
                                   by weight of polycarbonate resins
                                   that comply with Sec.   177.1580 and
                                   that contact food only under
                                   conditions of use E, F, and G
                                   described in table 2, Sec.
                                   176.170(c) of this chapter.
                                  9. At levels not exceeding 0.1 percent
                                   by weight of ethylene-vinyl acetate
                                   co poly mers complying with Sec.
                                   177.1350 of this chapter.
                                  10. At levels not to exceed 0.2
                                   percent by weight of nitrile rubber-
                                   modified acrylonitrile-methyl
                                   acrylate co poly mers that comply
                                   with Sec.   177.1480 of this chapter
                                   when used in articles that contact
                                   food only under conditions of use D,
                                   E, F, and G described in table 2,
                                   Sec.   176.170(c) of this chapter.
                                  11. At levels not exceeding 0.3
                                   percent by weight of styrene block
                                   polymers complying with Sec.
                                   177.1810 of this chapter when used in
                                   articles that contact food only of
                                   the types identified in Sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories I, II, IV-B, VI, VII-
                                   B, and VIII, and under conditions of
                                   use D, E, F, and G described in table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
                                  12. At levels not exceeding 0.2
                                   percent by weight of vinylidene
                                   chloride homopolymers and/or
                                   vinylidene chloride copolymers
                                   complying with applicable regulations
                                   in parts 175, 176, 177, 179, and 181
                                   of this chapter. The vinylidene
                                   chloride copolymers shall contain not
                                   less than 50 weight percent of total
                                   polymer units derived from vinylidene
                                   chloride.
                                  13. At levels not exceeding 0.025
                                   percent by weight of chlorinated
                                   isobutylene-isoprene copolymers
                                   complying with Sec.   177.1420(a)(3)
                                   of this chapter.
                                  14. At levels not exceeding 0.5
                                   percent by weight of the finished
                                   rubber article complying with Sec.
                                   177.2600 of this chapter.

[[Page 386]]


7-Oxa-3,20-diazadispiro-          For use only:
 [5.1.11.2]-heneicosan-21-        1. At levels not to exceed 0.5 percent
 one,2,2,4,4-tetramethyl-          by weight of olefin polymers
 ,hydrochloride, reaction          complying with Sec.   177.1520 of
 products with epichlorohydrin,    this chapter, items 1.1, 3.1, and
 hydrolyzed, polymerized (CAS      3.2, where the copolymers complying
 Reg. No. 202483-55-4).            with items 3.1 and 3.2 contain not
                                   less than 85 weight percent of
                                   polymer units derived from propylene;
                                   in contact with all types of food
                                   described in Table 1 of Sec.
                                   176.170 of this chapter, provided
                                   that the finished food-contact
                                   article will have a capacity of at
                                   least 18.9 liters (5 gallons) when in
                                   contact with food of types III, IV-A,
                                   V, VII-A, and IX, described in Table
                                   1 of Sec.   176.170 of this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520 of
                                   this chapter, items 2.1, 2.2, 3.1,
                                   and 3.2, having a density of not less
                                   than 0.94 gram/milliliter, where the
                                   copolymers complying with items 3.1
                                   and 3.2 contain not less than 85
                                   weight percent of polymer units
                                   derived from ethylene; in contact
                                   with food only under conditions of
                                   use C, D, E, F, and G, described in
                                   Table 2 of Sec.   176.170 of this
                                   chapter, provided that the finished
                                   food-contact article will have a
                                   capacity of at least 18.9 liters (5
                                   gallons) when in contact with food of
                                   types III, IV-A, V, VII-A, and IX,
                                   described in Table 1 of Sec.
                                   176.170 of this chapter.
                                  3. At levels not to exceed 0.3 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520 of
                                   this chapter, items 2.1, 2.2, 3.1,
                                   3.2, 3.3, 3.4, 3.5, 3.6, and 4.0,
                                   having a density of less than 0.94
                                   gram/milliliter, in contact with food
                                   only under conditions of use D, E, F,
                                   and G, described in Table 2 of Sec.
                                   176.170 of this chapter, provided
                                   that the finished food-contact
                                   article will have a capacity of at
                                   least 18.9 liters (5 gallons) except
                                   that, films and molded articles
                                   containing not more than 0.2 percent
                                   by weight of the stabilizer may
                                   contact aqueous food of types I, II,
                                   IV-B, VI, and VIII, described in
                                   Table 1 of Sec.   176.170 of this
                                   chapter with no restrictions on the
                                   amount of food contacted.
Oxidized bis (hydrogenated        For use only:
 tallow alkyl) amines.            1. At levels not to exceed 0.1 percent
                                   by weight of polypropylene polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 1.1, 1.2, 1.3,
                                   3.1a (density not less than 0.85 gram
                                   per cubic centimeter and less than
                                   0.91 gram per cubic centimeter),
                                   3.2b, 3.4, and 3.5. The finished
                                   polymers may be used in contact with
                                   food types I, II, IV-B, VII-B and
                                   VIII described in table 1 of Sec.
                                   176.170(c) of this chapter, under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter and with
                                   food types III, IV-A, V, VI, VII-A,
                                   and IX described in table 1 of Sec.
                                   176.170(c) of this chapter, under
                                   conditions of use D through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.075
                                   percent by weight of high-density
                                   polyethylene polymers complying with
                                   Sec.   177.1520(c) of this chapter,
                                   item 2.1, 2.2, 2.3, 3.1a, 3.1b, 3.2a,
                                   3.6 (density not less than 0.94 gram
                                   per cubic centimeter), and 5. The
                                   finished polymers may be used in
                                   contact with food types I, II, IV-B,
                                   VII-B and VIII described in table 1
                                   of Sec.   176.170(c) of this chapter,
                                   under conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter, and with
                                   food types III, IV-A, V, VI, VII-A
                                   and IX described in table 1 of Sec.
                                   176.170(c) of this chapter, under
                                   conditions of use D through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
2,2'-Oxamidobis[ethyl 3-(3,5-di-  For use only:
 tert-butyl-4-                    1. At levels not to exceed 0.5 percent
 hydroxyphenyl)propionate] (CAS    by weight of polystyrene and rubber-
 Reg. No. 70331-94-1).             modified polystyrene complying with
                                   Sec.   177.1640 of this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 1.1, 1.2, and
                                   1.3.
                                  3. At levels not to exceed 0.5 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1, 3.2, 3.3, 3.4, 3.5, and 4.0 that
                                   contact food Types I, II, IV-B, VI,
                                   VII-B and VIII described in table 1
                                   of Sec.   176.170(c) of this chapter.
                                  4. At levels not to exceed 0.1 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1, 3.2, 3.3, and 4.0 that contact
                                   food Types III, IV-A, V, VII-A, and
                                   IX described in table 1 of Sec.
                                   176.170(c) of this chapter; except
                                   that olefin copolymers complying with
                                   items 3.1 and 3.2 where the majority
                                   of polymer units are derived from
                                   propylene may contain the additive at
                                   levels not to exceed 0.5 percent by
                                   weight.
                                  5. At levels not to exceed 0.1 percent
                                   by weight of olefin polymers
                                   complying with item 3.4 of Sec.
                                   177.1520(c) of this chapter, that
                                   contact food Types III, VII-A, and IX
                                   described in table 1 of Sec.
                                   176.170(c) of this chapter; except
                                   that olefin copolymers complying with
                                   item 3.4 where the majority of the
                                   polymer units are derived from
                                   propylene may contain the additive at
                                   levels not to exceed 0.5 percent by
                                   weight.

[[Page 387]]


Pentaerythritol and its stearate  For use only in rigid polyvinyl
 ester.                            chloride and/or in rigid vinyl
                                   chloride copolymers complying with
                                   Sec.   177.1980 of this chapter:
                                   Provided, That the total amount of
                                   pentaerythritol and/or
                                   pentaerythritol stearate (calculated
                                   as free pentaerythritol) does not
                                   exceed 0.4 percent by weight of such
                                   polymers.
N-Phenylbenzenamine reaction      For use at levels not to exceed 0.5
 products with 2,4,4-              percent by weight of pressure-
 trimethylpentenes (CAS Reg. No.   sensitive adhesives complying with
 68411-46-1).                      Sec.   175.125 of this chapter.
Phosphoric acid triesters with    At levels not to exceed 0.1 percent by
 triethylene glycol (CAS Reg.      weight of polyethylene phthalate
 No. 64502-13-2).                  polymers complying with Sec.
                                   177.1630 of this chapter, such that
                                   the polymers contact foods only of
                                   Type VI-B described in table 1 of
                                   Sec.   176.170(c) of this chapter.
Phosphorous acid, cyclic          For use only:
 butylethyl propanediol, 2,4,6-   1. At levels not to exceed 0.2 percent
 tri-tert-butylphenyl ester (CAS   by weight of olefin polymers
 Reg. No. 161717-32-4), which      complying with Sec.   177.1520(c) of
 may contain not more than 1       this chapter, items 1.1, 1.2, or 1.3,
 percent by weight of              and items 2.1, 2.2, or 2.3 (where the
 triisopropanolamine (CAS Reg.     density of these polymers is not less
 No. 122-20-3).                    than 0.94 gram per cubic centimeter),
                                   and items 3.1 or 3.2, provided that
                                   the finished polymer contacts foods
                                   of types I, II, and VI-B as described
                                   in table 1 of Sec.   176.170(c) of
                                   this chapter only under conditions of
                                   use B, C, D, E, F, G, and H as
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.1 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 1.1, 1.2, or 1.3,
                                   that contact food of types III, IV,
                                   V, VI-A, VI-C, VII, VIII, and IX as
                                   described in table 1 of Sec.
                                   176.170(c) of this chapter, only
                                   under conditions of use C, D, E, F,
                                   and G as described in table 2 of Sec.
                                     176.170(c) of this chapter.
                                  3. At levels not to exceed 0.1 percent
                                   by weight of olefin copolymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 3.1a, 3.1b, 3.2a,
                                   or 3.2b, having a density less than
                                   0.94 grams per cubic centimeter, in
                                   contact with food only of types III,
                                   IV, V, VI-A, VI-C, VII, VIII, and IX
                                   and under conditions of use B, C, D,
                                   E, F, G, and H as described in tables
                                   1 and 2 of Sec.   176.170(c) of this
                                   chapter; provided that the food-
                                   contact surface does not exceed 0.003
                                   inch (0.076 mm) in thickness.
                                  4. At levels not to exceed 0.1 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1(a), 3.1(b), 3.1(c), 3.2 (a), or
                                   3.2(b), having a density not less
                                   than 0.94 grams per cubic centimeter,
                                   in contact with foods only of types
                                   III, IV, V, VI-A, VI-C, VII, VIII,
                                   and IX identified in Table 1 of Sec.
                                    176.170(c) of this chapter, and
                                   under conditions of use B through H
                                   as described in Table 2 of Sec.
                                   176.170(c) of this chapter; provided
                                   that the food-contact surface does
                                   not exceed 0.003 inch (0.076 mm) in
                                   thickness.
Phosphorous acid, cyclic          For use only at levels not to exceed
 neopentanetetrayl bis(2,4-di-     0.10 percent by weight of olefin
 tert-butylphenyl) ester (CAS      polymers complying with Sec.
 Reg. No. 26741-53-7) which may    177.1520(c) of this chapter, item
 contain not more than 1 percent   1.1, 1.2, 1.3, 2.1, 2.2, 2.3, 3.1, or
 by weight of                      3.2, and limited to use in contact
 triisopropanolamine (CAS Reg.     with food only under conditions of
 No. 122-20-3).                    use B, C, D, E, F, G, and H described
                                   in table 2 of Sec.   176.170(c) of
                                   this chapter. Olefin polymers that
                                   contain more than 50 weight-percent
                                   of polymer units derived from
                                   ethylene shall have a density equal
                                   to or greater than 0.94 gram per
                                   cubic centimeter.
Phosphorous acid, cyclic          For use only:
 neopentanetetrayl bis (2,6-di-   1. At levels not to exceed 0.25
 tert-butyl-4-methylphenyl)ester   percent by weight of polypropylene
 (CAS Reg. No. 80693-00-1).        homopolymer and copolymers complying
                                   with Sec.   177.1520 of this chapter,
                                   for use with all food types described
                                   in table 1 of Sec.   176.170(c) of
                                   this chapter only under conditions of
                                   use B through H described in table 2
                                   of Sec.   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.05
                                   percent by weight of polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 3.1 or 3.2, and
                                   with a maximum thickness of 100
                                   micrometers (0.004 inch) for use with
                                   all food types under conditions of
                                   use B, C, D, E, F, G, and H described
                                   in table 2 of Sec.   176.170(c) of
                                   this chapter.

[[Page 388]]


Phosphorous acid, cyclic          For use only:
 neopentanetetrayl bis(2,4-di-    1. At levels not to exceed 0.86
 tert-butylphenyl)ester (CAS       percent by weight in polyvinyl
 Reg. No. 26741-53-7).             chloride and/or vinyl chloride
                                   copolymers that comply with Sec.
                                   Sec.   177.1950, 177.1960, 177.1970,
                                   or 177.1980 of this chapter for use
                                   with all food types described in
                                   table 1 of Sec.   176.170(c) of this
                                   chapter, except those containing more
                                   than 15 percent alcohol, under
                                   conditions of use B, C, D, E, F, G,
                                   and H described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.25
                                   percent by weight of polycarbonate
                                   resins that comply with Sec.
                                   177.1580 of this chapter for use with
                                   all food types described in table 1
                                   of Sec.   176.170(c) of this chapter,
                                   except those containing more than 15
                                   percent alcohol, under conditions of
                                   use B, C, D, E, F, G, and H described
                                   in table 2 of Sec.   176.170(c) of
                                   this chapter.
                                  3. At levels not to exceed 0.05
                                   percent by weight in olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 3.1, that contain
                                   more than 50 weight percent of
                                   polymer units derived from ethylene
                                   and whose density is less than 0.94
                                   gram per cubic centimeter. The
                                   average thickness of such polymers
                                   intended for use in contact with food
                                   types V and VII-A described in table
                                   1 of Sec.   176.170(c) of this
                                   chapter shall not exceed 80
                                   micrometers (0.003 inch).
Poly(1,4-                         For use only:
 cyclohexylenedimethylene-3,3'-   1. In polypropylene complying with
 thiodipropionate) partially       Sec.   177.1520(c) of this chapter,
 terminated with stearyl alcohol   item 1.1, and used in contact with
 and produced when approximately   nonfatty, nonalcoholic food.
 equal moles of 1,4-              2. At levels not to exceed 0.5 percent
 cyclohexanedimethanol and 3,3'-   by weight of polypropylene complying
 thiodipropionic acid are made     with Sec.   177.1520(c) of this
 to react in the presence of       chapter, item 1.1, and used in
 stearyl alcohol so that the       contact with fatty, nonalcoholic
 final product has an average      food. The average thickness of such
 molecular weight in the range     polymers in the form in which they
 of 1,800-2,200, as determined     contact fatty nonalcoholic food shall
 by vapor pressure osmometry,      not exceed 0.005 inch.
 and has a maximum acid value of
 2.5.
Poly[(1,3-                        For use only at levels not to exceed
 dibutyldistannthianediylidene)-   0.2 by percent weight in polyvinyl
 1,3-dithio] having the formula    chloride resin where such resin
 [C8H18Sn2S3]n (where n averages   constitutes not less than 98.7
 1.5-2) and produced so as to      percent of a finished semirigid or
 meet the following                rigid polyvinyl chloride food-contact
 specifications: Softening         surface, provided that the finished
 point, 130-145 [deg]C; volatile   food-contact article is employed only
 components at 150 [deg]C, less    to package meat, cheese, and food
 than 1.0 percent; sulphur         Types I, VIII, and IX as described in
 (sulfide) content in the range    table 1 of Sec.   176.170(c) of this
 20.5-22.0 percent; tin content    chapter. The finished food-contact
 in the range 52.0-53.2 percent.   article containing this stabilizer,
                                   when extracted with refined
                                   cottonseed oil at 120 [deg]F for 48
                                   hours, using a volume-to-surface
                                   ratio of 2 milliliters per square
                                   inch of surface tested, shall yield
                                   tin (Sn) not to exceed 0.0005
                                   milligram per square inch of food-
                                   contact surface.
Poly[(6-morpholino-s-triazine-    For use only:
 2,4-diyl)[(2,2,6,6-tetramethyl-  1. At levels not to exceed 0.3 percent
 4-piperidyl)imino]hexa            by weight of polypropylene complying
 methylene [(2,2,6,6-tetramethyl-  with Sec.   177.1520(c) of this
 4-piperidyl)imino]] (CAS Reg.     chapter, items 1.1, 1.2, and 1.3, and
 No. 82451-48-7).                  of ethylene polymers complying with
                                   Sec.   177.1520(c) of this chapter,
                                   items 2.1, 2.3, and 3.1, whose
                                   specific gravity is not less than
                                   0.94. The finished polymers are to
                                   contact food only under conditions of
                                   use D, E, F, and G described in table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
                                  2. At levels not to exceed 0.3 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.3, and
                                   3.1, whose specific gravity is less
                                   than 0.94, and of olefin polymers
                                   complying with items 3.3., 3.4, 3.5,
                                   and 4.0. The finished polymers are to
                                   contact food in articles having a
                                   volume of at least 18.9 liters (5
                                   gallons) only under conditions of use
                                   D, E, F, and G described in table 2
                                   of Sec.   176.170(c) of this chapter.
Poly[[6-[(1,1,3,3-                For use only:
 tetramethybutyl) amino]-s-       1. At levels not to exceed 0.3 percent
 triazine-2,4-diyl][2,2,6,6-       by weight of polypropylene complying
 tetramethyl-4-                    with Sec.   177.1520 of this chapter.
 piperidyl)imino]hexamethylene[(  2. At levels not to exceed 0.2 percent
 2,2,6,6-tetramethyl-4-            by weight of polyethylene complying
 piperidyl)imino]] (CAS Reg. No.   with Sec.   177.1520 of this chapter,
 70624-18-9).                      that has a density equal to or
                                   greater than 0.94 gram per cubic
                                   centimeter.
                                  3. At levels not to exceed 0.3 percent
                                   by weight of polyethylene that has a
                                   density less than 0.94 gram per cubic
                                   centimeter complying with Sec.
                                   177.1520 of this chapter, items 2.1,
                                   2.2, and 2.3, and of olefin polymers
                                   and copolymers complying with items
                                   3.1, 3.2, 3.3, 3.4, 3.5, 3.6, and 4.
                                   The finished polymers are to contact
                                   food only under conditions of use B
                                   through H described in table 2 of
                                   Sec.   176.170(c) of this chapter,
                                   and when contacting fatty foods of
                                   Types III, IV-A, V, VII-A, and IX
                                   described in table 1 of Sec.
                                   176.170(c) of this chapter, the
                                   finished articles are to have a
                                   volume of at least 18.9 liters (5
                                   gallons).

[[Page 389]]


Potassium bromide and either      For use at levels not exceeding 0.18
 cupric acetate or cupric          percent potassium bromide and 0.005
 carbonate.                        percent copper as cupric acetate or
                                   cupric carbonate by weight of nylon
                                   66 resins complying with Sec.
                                   177.1500 of this chapter; the
                                   finished resins are used or are
                                   intended to be used to contain foods
                                   during oven baking or oven cooking at
                                   temperatures above 250 [deg]F. The
                                   average thickness of such resins in
                                   the form in which they contact food
                                   shall not exceed 0.0015 inch.
1,3-propanediamine, N,N-1,2-      For use only:
 ethanediylbis-, polymer with     1. At levels not to exceed 0.3 percent
 2,4,6-trichloro-1,3,5-triazine,   by weight of polypropylene complying
 reaction products with N-butyl-   with Sec.   177.1520(c) of this
 2,2,6,6-tetramethyl-4-            chapter, items 1.1, 1.2, and 1.3.
 piperidinamine (CAS Reg. No.     2. At levels not to exceed 0.2 percent
 136504-96-6).                     by weight of olefin polymers having a
                                   density greater than or equal to 0.94
                                   grams per cubic centimeter and
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1, and 3.2.
                                  3. At levels not to exceed 0.3 percent
                                   by weight of olefin polymers having a
                                   density less than 0.94 grams per
                                   cubic centimeter and complying with
                                   Sec.   177.1520(c) of this chapter,
                                   items 2.1, 2.2, 2.3, 3.1, 3.2, 3.3,
                                   3.4, 3.5, 3.6, and 4.0. The finished
                                   polymers are to contact food only
                                   under conditions of use B through H
                                   described in Table 2 of Sec.
                                   176.170(c) of this chapter, and when
                                   used in contact with fatty foods of
                                   Types III, IV-A, V, VII-A, and IX as
                                   described in Table 1 of Sec.
                                   176.170(c) of this chapter, the
                                   finished articles are to have a
                                   volume of at least 18.9 liters (5
                                   gallons).
N,N'-1,3-Propanediylbis (3,5-di-  For use only at levels not to exceed
 tert-butyl-4-                     0.6 percent by weight of rubber
 hydroxyhydrocinnamamide) (CAS     articles for repeated use complying
 Reg. No. 69851-61-2).             with Sec.   177.2600 of this chapter.
Siloxanes and silicones, methyl   For use as an ultraviolet (UV)
 hydrogen, reaction products       stabilizer only at levels not to
 with 2,2,6,6-tetramethyl-4-(2-    exceed 0.33 percent by weight of
 propenyloxy)piperidine (CAS       polypropylene complying with Sec.
 Reg. No. 182635-99-0).            177.1520(c) of this chapter, items
                                   1.1a, 1.1b, 1.2, and 1.3, under
                                   conditions of use D, E, F, and G, as
                                   described in Table 2 of Sec.
                                   176.170 of this chapter.
Stearoylbenzoylmethane (CAS Reg.  For use only at levels not to exceed
 No. 58446-52-9) consisting of a   0.5 percent by weight of vinyl
 mixture of [beta]-diketones       chloride homopolymers modified in
 produced by the condensation of   accordance with Sec.
 acetophenone and technical        178.3790(b)(1). The finished polymers
 methyl stearate..                 may be used in contact with food
                                   containing up to 50 percent alcohol
                                   under conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
Styrenated diphenylamine (CAS     For use only in adhesives complying
 Reg. No. 68442-68-2).             with Sec.   175.105 of this chapter
                                   and in rubber articles intended for
                                   repeated use complying with Sec.
                                   177.2600 of this chapter.
Tetradecanoic acid, lithium salt  For use only at levels not to exceed
 (CAS Reg. No. 20336-96-3).        0.15 percent by weight of
                                   polypropylene and polypropylene
                                   copolymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   1.1a, 1.1b, 3.1a, 3.1b, 3.1c, 3.2a,
                                   and 3.2b. The finished polymers may
                                   only be used in contact with food of
                                   Types I, II, IV-B, VI-B, VII-B, and
                                   VIII as described in table 1 of Sec.
                                    176.170(c) of this chapter under
                                   conditions of use B through H as
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter, and with
                                   food of Types III, IV-A, V, VI-A, VI-
                                   C, VII-A, and IX described in table 1
                                   of Sec.   176.170(c) of this chapter
                                   under conditions of use C through G
                                   as described in table 2 of Sec.
                                   176.170(c) of this chapter.
2-[[2,4,8,10-Tetrakis(1,1-        For use only at levels not to exceed
 dimethylethyl)dibenzo[d,f][1,3,   0.075 percent by weight of olefin
 2]-dioxaphosphepin-6-yl]oxy]-     copolymers complying with Sec.
 N,N-bis[2-[[2,4,8,10-             177.1520(c) of this chapter, items
 tetrakis(1,1-                     1.1, 1.2, 1.3, 2.1, 2.2, or 2.3:
 dimethylethyl)dibenzo[d,f][1,3,   Provided, That the density of the
 2]dioxaphosphepin-6-              olefin polymers complying with items
 yl]oxy]ethyl]ethanamine (CAS      2.1, 2.2, or 2.3 is not less than
 Reg. No. 80410-33-9).             0.94 gram per cubic centimeter: And
                                   further provided, That the finished
                                   polymers contact food only of Types
                                   I, II, IV-B, VI-A, VI-B, VII-B, and
                                   VIII described in table 1, of Sec.
                                   176.170(c) of this chapter, under
                                   conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter and food
                                   only of Types III, IV-A, V, VI-C, VII-
                                   A, and IX described in table 1 of
                                   Sec.   176.170(c) of this chapter,
                                   under conditions of use C through G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.

[[Page 390]]


Tetrakis [methylene(3,5- di-tert- For use only:
 butyl-4- hydroxyhydro-           1. At levels not to exceed 0.5 percent
 cinnamate)] methane (CAS Reg.     by weight of all polymers used as
 No. 6683-19-8).                   indirect additives in food packaging,
                                   except as specified below.
                                  2. At levels not to exceed 0.1 percent
                                   by weight of petroleum wax or
                                   synthetic petroleum wax complying
                                   with Sec.   176.170(a)(5) of this
                                   chapter.
                                  3. At levels not to exceed 1.0 percent
                                   by weight of:
                                   (a) Pressure sensitive adhesives
                                   complying with Sec.   175.125 of this
                                   chapter.
                                   (b) Can end cement formulations
                                   complying with Sec.
                                   175.300(b)(3)(xxxi) of this chapter.
                                   (c) Petroleum alicyclic hydrocarbon
                                   resins complying with Sec.
                                   175.320(b)(3) of this chapter, Sec.
                                   176.170(b)(2) of this chapter, or
                                   their hydrogenated products complying
                                   with Sec.   176.170(b)(2) of this
                                   chapter.
                                   (d) Rosin and rosin derivatives used
                                   in accordance with parts 175 through
                                   178 of this chapter.
                                   (e) Terpene resins complying with
                                   Sec.   175.300(b)(2)(xi) of this
                                   chapter when such terpene resins are
                                   used in accordance with Sec.
                                   176.170(b) of this chapter.
                                   (f) Resins and polymers complying
                                   with Sec.   176.180 of this chapter.
                                   (g) Closures with sealing gaskets
                                   complying with Sec.   177.1210 of
                                   this chapter.
                                   (h) Polyoxymethylene copolymer as
                                   provided in Sec.   177.2470(b)(1) of
                                   this chapter.
                                   (i) Petroleum hydrocarbon resin
                                   complying with Sec.   178.3800.
                                   (j) Reinforced wax complying with
                                   Sec.   178.3850.
4,4-Thiobis(6-tert-butyl-m-       For use only:
 cresol).                         1. As provided in Sec.  Sec.   175.105
                                   and 177.2600 of this chapter.
                                  2. At levels not to exceed 0.25
                                   percent by weight of polyethylene
                                   complying with Sec.   177.1520 of
                                   this chapter: Provided, That the
                                   specific gravity of the polyethylene
                                   is not less than 0.926: And further
                                   provided, That the finished
                                   polyethylene contacts food only of
                                   the types identified in Sec.
                                   176.170(c) of this chapter, table 1,
                                   under Categories I, II, VI-B, and
                                   VIII.
Thiodiethylene bis(3,5-di-tert-   For use only:
 butyl-4-hydroxyhydrocinnamate)   1. In adhesives complying with Sec.
 (CAS Reg. No. 41484-35-9).        175.105 of this chapter.
                                  2. At levels not to exceed 0.5 percent
                                   by weight of pressure-sensitive
                                   adhesives complying with Sec.
                                   175.125 of this chapter, petroleum
                                   alicyclic hydrocarbon resins
                                   complying with Sec.   176.170 of this
                                   chapter, resins and polymers
                                   complying with Sec.   176.180 of this
                                   chapter, closures with sealing
                                   gaskets complying with Sec.
                                   177.1210 of this chapter, and
                                   finished rubber products complying
                                   with Sec.   177.2600 of this chapter.
Thiodipropionic acid............
1,3,5-Trimethyl-2,4,6-tris(3,5-   For use only:
 di-tert-butyl-4-hydroxybenzyl)   1. At levels not to exceed 0.5 percent
 benzene (CAS Reg. No. 1709-70-    by weight of polymers except nylon
 2).                               resins identified in Sec.   177.1500
                                   of this chapter.
                                  2. At levels not to exceed 1 percent
                                   by weight of nylon resins identified
                                   in Sec.   177.1500 of this chapter.
Tri(mixed mono-and
 dinonylphenyl) phosphite (which
 may contain not more than 1
 percent by weight of
 triisopropanolamine)..
1, 11-(3, 6, 9-Trioxaundecyl)     For use only as provided in Sec.
 bis-3-(dodecylthio) propionate    175.300(b)(3)(xxxi) of this chapter
 (CAS Reg. No. 64253-30-1).        at 4.0 parts per 100 parts rubber.
1,3,5-Tris(3,5-di-tert-butyl-4-   For use only:
 hydroxybenzyl)-s-triazine-       1. At levels not to exceed 0.25
 2,4,6(1H,3H,5H)trione (CAS Reg.   percent by weight of polypropylene
 No. 27676-62-6).                  complying with Sec.   177.1520 of
                                   this chapter.
                                  2. In polyethylene complying with Sec.
                                     177.1520 of this chapter:
                                   (a) At levels not to exceed 0.1
                                   weight percent.
                                   (b) At levels not to exceed 0.5
                                   weight percent in contact with
                                   nonfatty food.
                                  3. At levels not to exceed 0.5 percent
                                   by weight of ethylene-propylene-5-
                                   ethylidine-2-norbornene terpolymers
                                   complying with Sec.   177.1520 of
                                   this chapter. The maximum thickness
                                   of such polymers in the form in which
                                   they contact food shall not exceed
                                   0.005 inch.
                                  4. At levels not exceeding 0.1 percent
                                   by weight of olefin copolymers
                                   complying with Sec.  177.1520(c) of
                                   this chapter, items 3.1, 3.2, 3.3,
                                   3.4, or 3.5.
                                  5. At levels not exceeding 0.25
                                   percent by weight of olefin
                                   copolymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   3.1 and 3.2, and also containing not
                                   less than 85 weight percent of
                                   polymer units derived from propylene.
                                  6. At levels not to exceed 0.2 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c)(4)
                                   of this chapter. The finished
                                   polymers may be used in contact with
                                   food under conditions of use A
                                   through H described in table 2 of
                                   Sec.   176.170(c) of this chapter.

[[Page 391]]


1,3,5-Tris(3,5-di-tert-butyl-4-   For use only in contact with nonfatty
 hydro-xyhydrocinnamoyl)           foods:
 hexahydro-s-triazine.            1. At levels not to exceed 0.25
                                   percent by weight of polypropylene
                                   complying with Sec.   177.1520 of
                                   this chapter.
                                  2. At levels not to exceed 0.1 percent
                                   by weight of polyethylene complying
                                   with Sec.   177.1520 of this chapter.
                                  3. At levels not to exceed 0.5 percent
                                   by weight of ethylene-propylene-5-
                                   ethylidine-2-norbornene terpolymers
                                   complying with Sec.   177.1520 of
                                   this chapter. The maximum thickness
                                   of such polymers in the form in which
                                   they contact food shall not exceed
                                   0.005 inch.
1,3,5-Tris(4-tert-butyl-3-        For use only:
 hydroxy-2,6-dimethylbenzyl)-     1. At levels not to exceed 0.1 percent
 1,3,5-triazine-2,4,6-(1H,3H,5H)-  by weight of olefin polymers
 trione. [CAS Reg. No. 40601-76-   complying with Sec.   177.1520 of
 1].                               this chapter, under conditions of use
                                   A through H described in table 2 of
                                   Sec.   176.170(c) of this chapter.
                                  2. At levels not to exceed 0.1 percent
                                   by weight of polystyrene and rubber-
                                   modified polystyrene that comply with
                                   Sec.   177.1640 of this chapter,
                                   provided that the finished
                                   polystyrene and rubber-modified
                                   polystyrene contact food only under
                                   the conditions described in Sec.
                                   176.170(c) of this chapter, table 2,
                                   under conditions of use E through G.

[[Page 392]]


Tris(2,4-di-tert-                 For use only:
 butylphenyl)phosphite. (CAS      1. At levels not to exceed 0.5 percent
 Reg. No. 31570-04-4).             by weight of elastomers used in
                                   rubber articles complying with Sec.
                                   177.2600 of this chapter.
                                  2. At levels not to exceed 1 percent
                                   by weight of nylon resins complying
                                   with Sec.   177.1500 of this chapter:
                                   Provided, That the finished polymer
                                   contacts food only under conditions
                                   of use E, F, and G described in table
                                   2 of Sec.   176.170(c) of this
                                   chapter.
                                  3. At levels not to exceed 0.3 percent
                                   by weight of polycarbonate resins
                                   complying with Sec.   177.1580 of
                                   this chapter.
                                  4. At levels not to exceeds 0.2
                                   percent by weight of polystyrene and
                                   rubber-modified polystyrene polymers
                                   complying with Sec.   177.1640 of
                                   this chapter: Provided, that the
                                   finished polymer contacts food only
                                   under conditions of use B, C, D, E,
                                   F, G, and H described in table 2 of
                                   Sec.   176.170(c) of this chapter.
                                  5. At levels not to exceed 0.25
                                   percent by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 1.1, 1.2, or 1.3.
                                  6. At levels not to exceed 0.2 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, items 2.1, 2.2, 2.3,
                                   3.1(a), 3.1(b), 3.1(c), 3.2(a), or
                                   3.2(b). The finished polymers
                                   complying with items 2.1, 2.2, or 2.3
                                   having a density less than 0.94 gram
                                   per cubic centimeter and a thickness
                                   greater than 0.051 millimeter (0.002
                                   inch), either shall have a level of
                                   tris(2,4-di-tert-
                                   butylphenyl)phosphite that shall not
                                   exceed 0.062 milligram per square
                                   inch of food-contact surface or shall
                                   contact all food types identified in
                                   Table 1 of Sec.   176.170(c) of this
                                   chapter only under conditions of use
                                   E, F, and G described in Table 2 of
                                   Sec.   176.170(c) of this chapter.
                                  7. At levels not to exceed 0.2 percent
                                   by weight of ethylene-vinyl-acetate
                                   copolymers complying with Sec.
                                   177.1350 of this chapter, and that
                                   are limited to use in contact with
                                   food only under conditions of use E,
                                   F, and G described in table 2 of Sec.
                                     176.170(c) of this chapter. The
                                   average thickness of such polymers in
                                   the form in which they contact fatty
                                   food shall not exceed 0.1 millimeter
                                   (0.004 inch).
                                  8. At levels not to exceed 0.2 percent
                                   by weight of olefin polymers
                                   complying with Sec.   177.1520(c) of
                                   this chapter, item 4. The finished
                                   polymers having a thickness greater
                                   than 0.051 millimeter (0.002 inch),
                                   shall contact food only under
                                   conditions of use E, F, and G
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  9. At levels not to exceed 0.5 percent
                                   by weight of acrylic and modified
                                   acrylic plastics, semirigid and
                                   rigid, complying with Sec.   177.1010
                                   of this chapter.
                                  10. At levels not to exceed 0.1
                                   percent by weight of isobutylene
                                   polymers complying with Sec.
                                   177.1420 of this chapter.
                                  11. In adhesives complying with Sec.
                                   175.105 of this chapter.
                                  12. At levels not to exceed 0.5
                                   percent by weight of pressure
                                   sensitive adhesives complying with
                                   Sec.   175.125 of this chapter.
                                  13. At levels not to exceed 0.5
                                   percent by weight of can end cement
                                   formulations complying with Sec.
                                   175.300(b)(3) (xxxi) of this chapter.
                                  14. At levels not to exceed 0.5
                                   percent by weight of side seam cement
                                   formulations complying with Sec.
                                   175.300(b)(3) (xxxii) of this
                                   chapter.
                                  15. At levels not to exceed 0.5
                                   percent by weight of petroleum
                                   alicyclic hydrocarbon resins
                                   complying with Sec.   175.320(b)(3)
                                   of this chapter.
                                  16. At levels not to exceed 0.5
                                   percent by weight of petroleum
                                   alicyclic hydrocarbon resins or their
                                   hydrogenated products complying with
                                   Sec.   176.170(b) (2) of this
                                   chapter.
                                  17. At levels not to exceed 0.5
                                   percent by weight of resins and
                                   polymers complying with Sec.
                                   176.180(b) of this chapter.
                                  18. At levels not to exceed 0.5
                                   percent by weight of rosins and rosin
                                   derivatives complying with Sec.
                                   176.210(d)(3) of this chapter.
                                  19. At levels not to exceed 0.5
                                   percent by weight of closures with
                                   sealing gaskets complying with Sec.
                                   177.1210 of this chapter.
                                  20. At levels not to exceed 0.5
                                   percent by weight of petroleum
                                   hydrocarbon resin, and rosins and
                                   rosin derivatives complying with Sec.
                                     178.3800(b).
                                  21. At levels not to exceed 0.5
                                   percent by weight of reinforced wax
                                   complying with Sec.   178.3850.
                                  22. At levels not to exceed 0.5
                                   percent by weight of olefin
                                   copolymers complying with Sec.
                                   177.1520(c) of this chapter, item
                                   3.3. The finished polymers may be
                                   used in contact with food under
                                   conditions of use A through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.
                                  23. At levels not to exceed 0.15
                                   percent by weight of poly-1-butene
                                   resins and butene/ethylene copolymers
                                   complying with Sec.   177.1570 of
                                   this chapter: Provided, that the
                                   finished polymer contacts food only
                                   under conditions of use B through H
                                   described in table 2 of Sec.
                                   176.170(c) of this chapter.

[[Page 393]]


Tris(2-methyl-4-hydroxy-5-tert-   For use only:
 butylphenyl)butane (CAS Reg.     1. At levels not to exceed 0.25
 No. 1843-03-4).                   percent by weight of polymers used as
                                   provided in Sec.   176.180 of this
                                   chapter.
                                  2. At levels not to exceed 0.25
                                   percent by weight of the following
                                   polymers when used in articles that
                                   contact food of Types I, II, IV-B, VI-
                                   B, VII-B, and VIII described in table
                                   1 of Sec.   176.170(c) of this
                                   chapter: Olefin polymers complying
                                   with Sec.   177.1520(c) of this
                                   chapter, items 1.1, 1.2, 1.3, 2.1,
                                   2.2, 2.3, 3.1, 3.2, 3.3, or 4 or
                                   complying with other sections in
                                   parts 174, 175, 176, 177, 178 and
                                   Sec.   179.45 of this chapter; vinyl
                                   chloride polymers; and/or vinyl
                                   chloride copolymers complying with
                                   Sec.   177.1980 of this chapter.
                                  3. At levels not to exceed 0.1 percent
                                   by weight of the following polymers
                                   when used in articles that contact
                                   food of Types III, IV-A, V, VI-A, VI-
                                   C, VII-A, and IX described in table 1
                                   of Sec.   176.170(c) of this chapter:
                                   Olefin polymers complying with Sec.
                                   177.1520(c) of this chapter, items
                                   1.1, 1.2, 1.3, 2.1, 2.2, 2.3, 3.1,
                                   3.2, 3.3, or 4 or complying with
                                   other sections in parts 174, 175,
                                   176, 177, 178 and Sec.   179.45 of
                                   this chapter; vinyl chloride
                                   polymers; and/or vinyl chloride
                                   copolymers complying with Sec.
                                   177.1980 of this chapter.
                                  4. As provided in Sec.   175.105 of
                                   this chapter.
                                  5. At levels not to exceed 0.2 percent
                                   by weight of polystyrene and/or
                                   modified polystyrene polymers
                                   identified in Sec.   177.1640 of this
                                   chapter.
                                  6. At levels not to exceed 0.25
                                   percent by weight of acrylonitrile-
                                   butadiene-styrene copolymers used in
                                   contact with nonalcoholic foods.
                                  7. At levels not to exceed 1 percent
                                   by weight of closure-sealing gasket
                                   compositions complying with Sec.
                                   177.1210(b) of this chapter.
Zinc dibutyldithiocarbamate (CAS  For use only:
 Reg. No. 136-23-2).              1. At levels not to exceed 0.2 percent
                                   by weight of isobutyleneisoprene
                                   copolymers complying with Sec.
                                   177.1420 of this chapter: Provided,
                                   That the finished copolymers contact
                                   food only of the types identified in
                                   Sec.   176.170(c) of this chapter,
                                   table 1, under Types V, VII, VIII,
                                   and IX.
                                  2. At levels not to exceed 0.02
                                   percent by weight of polypropylene
                                   polymers complying with Sec.
                                   177.1520(c), item 1.1 of this
                                   chapter.
Zinc palmitate..................
Zinc salicylate.................  For use only in rigid polyvinyl
                                   chloride and/or in rigid vinyl
                                   chloride copolymers complying with
                                   Sec.   177.1980 of this chapter:
                                   Provided, That total salicylates
                                   (calculated as the acid) do not
                                   exceed 0.3 percent by weight of such
                                   polymers.
Zinc stearate...................
------------------------------------------------------------------------
\1\ Copies are available from the American Society for Testing and
  Materials, 1916 Race Street, Philadelphia, Pa. 19103.


[42 FR 14609, Mar. 15, 1977]

    Editorial Note: For Federal Register citations affecting Sec.  
178.2010, see the List of CFR Sections Affected, which appears in the 
Finding Aids section of the printed volume and on GPO Access.





Additives that reference this regulation:


Source: U.S. Code of Federal Regulations - CFR Title 21, Part 178, Section 2010


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