[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of January 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR189.140]

[Page 595]
 
                        TITLE 21--FOOD AND DRUGS
 
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN 
                          SERVICES (CONTINUED)
 
PART 189_SUBSTANCES PROHIBITED FROM USE IN HUMAN FOOD--Table of Contents
 
Subpart C_Substances Generally Prohibited From Direct Addition or Use as 
                               Human Food
 
Sec.  189.140  Diethylpyrocarbonate (DEPC).

    (a) Diethylpyrocarbonate is the chemical pyrocarbonic acid diethyl 
ester, C6H10O5. It is a synthetic 
chemical not found in natural products at levels detectable by available 
methodology and has been used as a ferment inhibitor in alcoholic and 
nonalcoholic beverages.
    (b) Food containing any added or detectable level of DEPC is deemed 
to be adulterated in violation of the act based upon an order published 
in the Federal Register of August 2, 1972 (37 FR 15426).