Regulations last checked for updates: Oct 18, 2024

Title 27 - Alcohol, Tobacco Products and Firearms last revised: Oct 16, 2024
All TitlesTitle 27Chapter IPart 21Subpart E - Subpart E—Specifications for Denaturants
View all text of Subpart E [§ 21.91 - § 21.133]
§ 21.108-T - Ethyl tertiary butyl ether.

(a) Purity. ≥95.0 percent.

(b) Color. Colorless to light yellow.

(c) Odor. Terpene-like.

(d) Specific gravity at 20 °C. 0.70 to 0.80.

(e) Boiling point ( °C). 73.

[T.D. TTB-140, 81 FR 59462, Aug. 30, 2016]
authority: 5 U.S.C. 552(a); 26 U.S.C. 5242,7805
source: T.D. ATF-133, 48 FR 24673, June 2, 1983, unless otherwise noted.
cite as: 27 CFR 21.108-T
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