Objective:To establish the conditions for the supersound extraction of volatile oil from Valeriana amurensis Smirn.

前言： 目的：研究超声法萃取黑水缬草精油的实验条件。

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OBJECTIVE: To evaluate the solid-phase microextraction versus Steam distillation in the extraction of volatile oil in Jatamans Valeriana Rhizome.

目的：比较固相微萃取法与水蒸气蒸馏法提取蜘蛛香挥发油成分的差异。

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Distillation extraction method is used for extracting the volatile constituents of the Herba Selaginellae. The average oil yield obtained is 2.85%.

报道了用水蒸汽蒸馏萃取法提取卷柏中挥发性物质，测得卷柏挥发油的含量为2.85%。

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