21.74—Formula No. 40.

(a) Formula. To every 100 gallons of alcohol add 1/8 gallon of tert -butyl alcohol, and:
One and one-half avoirdupois ounces of either (1) brucine alkaloid, (2) brucine sulfate, N.F. IX, (3) quassin, or (4) any combination of two or of three of those denaturants.
(b) Authorized uses. (1) As a solvent:
111.Hair and scalp preparations.
112.Bay rum.
113.Lotions and creams (hand, face, and body).
114.Deodorants (body).
121.Perfumes and perfume tinctures.
122.Toilet waters and colognes.
141.Shampoos.
142.Soaps and bath preparations.
210.External pharmaceuticals, not U.S.P. or N.F.
410.Disinfectants, insecticides, fungicides, and other biocides.
450.Cleaning solutions (including household detergents).
470.Theater sprays, incense, and room deodorants.
(2) Miscellaneous uses:
812.Product development and pilot plant uses (own use only).