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N an alkane hydrocarbon having three isomers, esp the isomer with a straight chain of carbon atoms (n-pentane) which is a colourless flammable liquid used as a solvent. Formula: C5H12 戊烷
A volatile fraction of petroleum consisting chiefly of pentanes and hexanes.
主要由戊烷和己烷组成的一种挥发性石油馏分。
Liquids obtained during production of natural gas are known as natural gas liquids (NGLs) and include ethane, propane, butane and condensate, which comprises pentanes and heavier hydrocarbons.
在天然气生产中获得的液体，被称为液化天然气(液态天然气)，其中包括乙烷，丙烷，丁烷和凝析油，它包括戊烷重碳氢化合物。
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