[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of April 1, 2001]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR184.1077]

[Page 471]
 
                        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. 184.1077  Potassium acid tartrate.

    (a) Potassium acid tartrate (C4H5KO6, 
CAS Reg. No. 868-14-4) is the potassium acid salt of l-(+)-tartaric acid 
and is also called potassium bitartrate or cream of tartar. It occurs as 
colorless or slightly opaque crystals or as a white, crystalline powder. 
It has a pleasant, acid taste. It is obtained as a byproduct of wine 
manufacture.
    (b) The ingredient meets the specifications of the Food Chemicals 
Codex, 3d Ed. (1981), P. 238, which is incorporated by reference. Copies 
are available from the National Academy Press, 2101 Constitution Ave. 
NW., Washington, DC 20418, or available for inspection at the Office of 
the Federal Register, 800 North Capitol Street, NW., suite 700, 
Washington, DC 20408.
    (c) In accordance with Sec. 184.1(b)(1), the ingredient is used in 
food with no limitation 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:
    (1) The ingredient is used as an anticaking agent as defined in 
Sec. 170.3(o)(1) of this chapter; an antimicrobial agent as defined in 
Sec. 170.3(o)(2) of this chapter; a formulation aid as defined in 
Sec. 170.3(o)(14) of this chapter; a humectant as defined in 
Sec. 170.3(o)(16) of this chapter; a leavening agent as defined in 
Sec. 170.3(o)(17) of this chapter; A pH control agent as defined in 
Sec. 170.3(o)(23) of this chapter; a processing aid as defined in 
Sec. 170.3(o)(24) of this chapter; a stabilizer and thickener as defined 
in Sec. 170.3(o)(28) of this chapter; and a surface-active agent as 
defined in Sec. 170.3(o)(29) of this chapter.
    (2) The ingredient is used in the following foods at levels not to 
exceed current good manufacturing practice: baked goods as defined in 
Sec. 170.3(n)(1) of this chapter; confections and frostings as defined 
in Sec. 170.3(n)(9) of this chapter; gelatins and puddings as defined in 
Sec. 170.3(n)(22) of this chapter; hard candy as defined in 
Sec. 170.3(n)(25) of this chapter; jams and jellies as defined in 
Sec. 170.3(n)(28) of this chapter; and soft candy as defined in 
Sec. 170.3(n)(38) of this chapter.
    (d) Prior sanctions for this ingredient different from the uses 
established in this section do not exist or have been waived.

[48 FR 52446, Nov. 18, 1983]