§ 21.112-T3. High octane denaturant blend.
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/us/cfr/t27/s§ 21.112-T3·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
(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. \[T.D. TTB-140, 81 FR 59462, Aug. 30, 2016\]