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184.1764 Sodium hypophosphite.

Home > Regulations > Direct food substances affirmed as generally recognized as safe > 184.1764 Sodium hypophosphite.



[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: 21CFR184.1764]

[Page 564-565]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES (CONTINUED)
 
PART 184_DIRECT FOOD SUBSTANCES AFFIRMED AS GENERALLY RECOGNIZED AS 
SAFE--Table of Contents
 
        Subpart B_Listing of Specific Substances Affirmed as GRAS
 
Sec.  184.1764  Sodium hypophosphite.

    (a) Sodium hypophosphite (NaH2PO2, CAS Reg. 
No. 7681-53-0) is a white, odorless, deliquescent granular powder with a 
saline taste. It is also prepared as colorless, pearly crystalline 
plates. It is soluble in water, alcohol, and glycerol. It is prepared by 
neutralization of hypophosphorous acid or by direct aqueous alkaline 
hydrolysis of white phosphorus.
    (b) FDA is developing food-grade specifications for sodium 
hypophosphite in cooperation with the National Academy of Sciences. In 
the interim, the ingredient must be of a suitable purity for its 
intended use.
    (c) In accordance with Sec.  184.1(b)(1), the ingredient is used in 
food with no limitations other than current good manufacturing practice. 
The affirmation of this ingredient as generally recognized as safe 
(GRAS) as a direct human food ingredient is based upon the following 
current good manufacturing practice conditions of use:

[[Page 565]]

    (1) The ingredient is used as an emulsifier or stabilizer, as 
defined in Sec. Sec.  170.3(o)(8) and 170.3(o)(28) of this chapter.
    (2) The ingredient is used in cod-liver oil emulsions at levels not 
to exceed current good manufacturing practice.
    (d) Prior sanctions for this ingredient different from the use 
established in this section do not exist or have been waived.

[47 FR 38277, Aug. 31, 1982]





Additives that reference this regulation:


Source: U.S. Code of Federal Regulations - CFR Title 21, Part 184, Section 1764


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