High octane denaturant blend.

  1. Law
  2. CFR 27
  3. Alcohol, Tobacco Products and Firearms
  4. Alcohol and Tobacco Tax and Trade Bureau, Department of the Treasury
  5. Alcohol
  6. Formulas for Denatured Alcohol and Rum
  7. Specifications for Denaturants
  8. High octane denaturant blend.

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§ 21.112-T3 High octane denaturant blend.

(a) API Gravity at 60 °F. 40 to 65.

(b) Reid Vapor Pressure (PSI). 6 to 15.

(c) Isopropyl alcohol. 24 to 40 percent volume.

(d) Methyl alcohol. 1.6 to 9.6 percent volume.

(e) Diisopropyl ether (DIPE). 4 to 12 percent volume.

(f) tert-Butyl alcohol. 4 to 12 percent volume.

(g) Iso-pentane. 4 to 9 percent volume.

(h) Pentane. 4 to 9 percent volume.

(i) Pentene. 0 to 2.4 percent volume.

(j) Hexane. 2 to 6 percent volume.

(k) Heptane. 1 to 3 percent volume.

(l) Sulfur (ppm). 0 to 120.

(m) Benzene (% vol.). 0 to 1.1.

(n) Distillation ( °F):

(i) 10 percent. 80 to 168.

(ii) 50 percent. 250.

(iii) End point distillation. 437.

[T.D. TTB-140, 81 FR 59462, Aug. 30, 2016]


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