27 C.F.R. § 21.36 Formula No. 3–B.
Title 27 - Alcohol, Tobacco Products and Firearms
(a) Formula. To every 100 gallons of alcohol add:
One gallon of pine tar, U.S.P. (b) Authorized uses. (1) As a solvent:
111. Hair and scalp preparations. 141. Shampoos. 142. Soap and bath preparations. 410. Disinfectants, insecticides, fungicides, and other biocides. (2) Miscellaneous uses:
812. Product development and pilot plant uses (own use only).
Title 27: Alcohol, Tobacco and Firearms
PART 21—FORMULAS FOR DENATURED ALCOHOL AND RUM
Subpart D—Specially Denatured Spirits Formulas and Authorized Uses
§ 21.36 Formula No. 3–B.