Hydrocarbon impurities in propylene were determined with capillary gas chromatography (GC) by using PLOT/ Al 2 0 3 quartz capillary column and flame ionization detector (FID).

• 以PLOT/Al2 O3 石英毛细管柱为分析柱 ,采用氢火焰离子化检测器 ,建立了测定丙烯中烃类杂质含量的毛细管气相色谱法。