[Code of Federal Regulations]
[Title 27, Volume 1]
[Revised as of January 1, 2008]
From the U.S. Government Printing Office via GPO Access
[CITE: 27CFR21.117]

[Page 552]
 
            TITLE 27--ALCOHOL, TOBACCO PRODUCTS AND FIREARMS
 
 CHAPTER I--ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE 
                                TREASURY
 
PART 21_FORMULAS FOR DENATURED ALCOHOL AND RUM--Table of Contents
 
                Subpart E_Specifications for Denaturants
 
Sec.  21.117  Methyl isobutyl ketone.

    (a) Acidity (as acetic acid). 0.02 percent by weight, maximum.
    (b) Color. Colorless.
    (c) Distillation range. (For applicable ASTM method, see 1980 Annual 
Book of ASTM Standards, Part 29, page 147, Standard No. D 1153-77; for 
incorporation by reference, see Sec.  21.6(b).) No distillate should 
come over below 111 [deg]C. and none above 117 [deg]C.
    (d) Odor. Characteristic odor.
    (e) Specific gravity at 20 [deg]/20 [deg]C. 0.799 to 0.804.

[T.D. ATF-133, 48 FR 24673, June 2, 1983. Redesignated by T.D. ATF-442, 
66 FR 12854, Mar. 1, 2001]