,used hydrodistillation and GC method to obtain and determine menthone and menthol of volatile oils.
结果不同生长期苏薄荷含油量的积累具有一定规律。
(法),used hydrodistillation and GC method to obtain and determine menthone and menthol of volatile oils.
结果不同生长期苏薄荷含油量的积累具有一定规律。
The essential oil of fennel was obtained by the hydrodistillation, and the volatile flavor components were separated from fennel oil by HSCCC.
以小茴香为原料,采用水中直接蒸
的方法提取小茴香精油。
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