The major components of cedar wood oil including some isomers α - cedrene β - cedrene thujopsene and so on were separated by GC / MS and 19 compounds were identified .

本文利用GC／MS技术，对柏木油中的主要产物α柏木烯、β柏木烯、 罗 汉柏 烯 等同分异构体进行分离 定性，共 定出19个组 份。

The results show cedrene at 60.57 % alpha-cubebene at 2.12 % and thujopsene at 14.21 % .

用面积归一法计算其含量，结果为：雪松烯60.57%， α-荜 澄 茄 烯2.12%， 罗 汉柏 烯 14.21%。