丁二烯含量大于0.1%(w/w)富戊间二烯的含C3-6的石油馏分; Distillates (petroleum), C3-6, piperylene-rich;Distillates (petroleum), C3-6, piperylene-rich Petroleum gas [A complex combination of hydrocarbons from the distillation of saturated and unsaturated aliphatic hydrocarbons usually ranging in the carbon numbers C3 through C6. It consists of saturated
Petroleum gas (complex hydrocarbons from fractionation of catalytic cracked gas oil stream, treated to remove hydrogen sulfide); Petroleum gases, C4-rich, acid free