烷烃

Carbon distribution and content of normal alkane and isoalkane in rubber waxes are measured by using high temperature gas chromatography.

采用高色谱法测定橡胶防护蜡中的正构烷烃和非正构烷烃的碳数及含量。

COMPOSITION: It is complex petroleum derivative products mixture, Mixed with Fatty group, cyclanes, carbon combined with chloride products organic solvent.

这是一种由石油衍生的复杂混合物；脂肪族；环烷烃碳化合物的有机溶剂。

The crude oils of Chang 20 belong to typical immature oil which have odd even predominance and lower ratios of sterane and terpane maturity index.

长20井的原油既具有正烷烃奇偶优势，又具有较低甾萜烷异构体比值，属于典型的低熟原油。