[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of April 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR184.1139]

[Page 486]
 
                        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. 184.1139  Ammonium hydroxide.

    (a) Ammonium hydroxide (NH4OH, CAS Reg. No. 1336-21-6) is 
produced by passing ammonia gas into water.
    (b) The ingredient meets the specifications of the Food Chemicals 
Codex, 3d Ed. (1981), p. 20, 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 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 surface-finishing agent as defined in 
Sec. 170.3(o)(30) of this chapter; and as a boiler water additive 
complying with Sec. 173.310 of this chapter.
    (2) The ingredient is used in food at levels not to exceed current 
good manufacturing practice. The ingredient may also be used as a boiler 
water additive at levels not to exceed current good manufacturing 
practice.
    (d) Prior sanctions for this ingredient different from the uses 
established in this section do not exist or have been waived.

[48 FR 52440, Nov. 18, 1983, as amended at 59 FR 14551, Mar. 29, 1994]