27 CFR § 21.63 - Formula No. 36.

---
identifier: "/us/cfr/t27/s21.63"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "27 CFR § 21.63 - Formula No. 36."
title_number: 27
title_name: "Alcohol, Tobacco Products and Firearms"
section_number: "21.63"
section_name: "Formula No. 36."
chapter_name: "ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY"
subchapter_number: "A"
subchapter_name: "ALCOHOL"
part_number: "21"
part_name: "FORMULAS FOR DENATURED ALCOHOL AND RUM"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 552(a); 26 U.S.C. 5242, 7805."
regulatory_source: "T.D. ATF-133, 48 FR 24673, June 2, 1983, unless otherwise noted."
cfr_part: "21"
---


# 21.63 Formula No. 36.

(a) *Formula.* To every 100 gallons of alcohol add:

Three gallons of ammonia, aqueous, 27 to 30 percent by weight; 3 gallons of strong ammonia solution, N.F.: 17.5 pounds of caustic soda, liquid grade, containing 50 percent sodium hydroxide by weight; 8.75 pounds of potassium hydroxide, on an anhydrous basis or 12.0 pounds of caustic soda, liquid grade, containing 73 percent sodium hydroxide by weight.

(b) *Authorized uses.* (1) As a solvent:

141. Shampoos.

142. Soap and bath preparations.

210. External pharmaceuticals, not U.S.P. or N.F.

450. Cleaning solutions (including household detergents).

(2) As a raw material:

530. Ethylamines.

540. Dyes and intermediates.

579. Other chemicals.

(3) Miscellaneous uses:

812. Product development and pilot plant uses (own use only).

[T.D. ATF-133, 48 FR 24673, June 2, 1983, as amended by T.D. TTB-140, 81 FR 59461, Aug. 30, 2016]