The result showed that the extraction ratio of effective constituent in Ephedra herb was 60% and the ratio of extractum was 22%.

结果显示处方君药麻黄中有效成分的转移率为60%，干膏收率为22%。

Methods The microwave-assisted extraction (MAE) technology was used to extract the effective constituent of saponin from Chinese medicinal herb.

方法采用微波协助萃取中草药中皂苷有效成分；