Method: HP-5 quartz capillary column was used.
方法：采用HP 5石英毛细管柱； 载气为氮气；
The hydrocarbon impurities in propylene was determined by using big-caliber quartz capillary column.
采用大口径石英毛细管柱分析聚合级丙烯中的烃类杂质。
Experiments show that microcrystal wax with a carbon distribution less than C72 can be analyzed with large diameter quartz capillary column.
实验表明，使用大口径高温毛细管柱可以分析碳数在72以下的微晶蜡。
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