[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of April 1, 2006]
From the U.S. Government Printing Office via GPO Access
TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN
PART 172_FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN
CONSUMPTION--Table of Contents
Subpart I_Multipurpose Additives
Sec. 172.824 Sodium mono- and dimethyl naphthalene sulfonates.
The food additive sodium mono- and dimethyl naphthalene sulfonates
may be safely used in accordance with the following prescribed
(a) The additive has a molecular weight range of 245-260.
(b) The additive is used or intended for use:
(1) In the crystallization of sodium carbonate in an amount not to
exceed 250 parts per million of the sodium carbonate. Such sodium
carbonate is used or intended for use in potable water systems to reduce
hardness and aid in sedimentation and coagulation by raising the pH for
the efficient utilization of other coagulation materials.
(2) As an anticaking agent in sodium nitrite at a level not in
excess of 0.1 percent by weight thereof for authorized uses in cured
fish and meat.
(c) In addition to the general labeling requirements of the Act:
(1) Sodium carbonate produced in accordance with paragraph (b)(1) of
this section shall be labeled to show the presence of the additive and
its label or labeling shall bear adequate directions for use.
(2) Sodium nitrite produced in accordance with paragraph (b)(2) of
this section shall bear the labeling required by Sec. 172.175 and a
statement declaring the presence of sodium mono- and dimethyl
[42 FR 14491, Mar. 15, 1977, as amended at 63 FR 7069, Feb. 12, 1998]
Additives that reference this regulation:
Source: U.S. Code of Federal Regulations - CFR Title 21, Part 172, Section 824
Home | About | Search