Section 21.124-T - Raffinate(a)API Gravity at 60 °F. 30 to 85.(b) Reid Vapor Pressure (PSI). 5 to 11.(c)Octane (R+M/2). 66 to 70.(d)Distillation ( °F):(i)10 percent. 120 to 150.(ii)50 percent. 144 to 180.(iii)90 percent. 168 to 200.(iv)End point distillation. 216 to 285.