GroundRules
27 CFR 21.96: Ammonia, aqueous.
Where this section sits in the code
- Title 27—Alcohol, Tobacco Products and Firearms
- CHAPTER I—ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY
- SUBCHAPTER A—ALCOHOL
- PART 21—FORMULAS FOR DENATURED ALCOHOL AND RUM
- Subpart E—Specifications for Denaturants
(a) Alkalinity. Strongly alkaline to litmus.
(b) Ammonia content. 27 to 30 percent by weight. Accurately weigh a glass-stoppered flask containing 25 mL of water, add about 2 mL of the sample, stopper, and weigh again. Add methyl red indicator, and titrate with 1 N sulfuric acid. Each mL of 1 N sulfuric acid is equivalent to 17.03 mg of NH3
(c) Color. Colorless liquid.
(d) Non-volatile residue. 2 mg maximum. Dilute a portion of the sample with 1 1/2 times its volume of distilled water. Evaporate 10 mL of this product to dryness in a tared platinum or porcelain dish. Dry residue at 105 °C. for 1 hour, cool and weigh.
(e) Odor. Characteristic (exceedingly pungent).
(f) Specific gravity at 20 °/4 °C. 0.8920 to 0.9010.
Collected 2026-08-27T02:25:11Z. Source file · JSON