1. (a) API Gravity at 60 °F. 40 to 65.
2. (b) Reid Vapor Pressure (PSI). 6 to 15.
3. (c) Isopropyl alcohol. 24 to 40 percent volume.
4. (d) Methyl alcohol. 1.6 to 9.6 percent volume.
5. (e) Diisopropyl ether (DIPE). 4 to 12 percent volume.
6. (f) tert-Butyl alcohol. 4 to 12 percent volume.
7. (g) Iso-pentane. 4 to 9 percent volume.
8. (h) Pentane. 4 to 9 percent volume.
9. (i) Pentene. 0 to 2.4 percent volume.
10. (j) Hexane. 2 to 6 percent volume.
11. (k) Heptane. 1 to 3 percent volume.
12. (l) Sulfur (ppm). 0 to 120.
13. (m) Benzene (% vol.). 0 to 1.1.

14. (n) Distillation ( °F):

    1. (i) 10 percent. 80 to 168.
    2. (ii) 50 percent. 250.
    3. (iii) End point distillation. 437.

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