加入夹带剂乙醇后白花前胡甲素提取量增加，且超临界流体萃取法明显高于水煎煮和加热回流法。
As cosolvent alcohol was added, the amount of extraction of the praeruptorin A increased, and the amount of SFECO2 extraction was higher than those of decoction and heating reflux.
主要研究结果如下：采用加热回流提取法，对白首乌进行乙醇提取，并通过化学萃取得到总甾苷。
The main results of this dissertation were described as following:The roots of C. auriculatum was extracted by ethanol through heating reflux, then purified by chemical extraction.
采用加压提取法提取枳实中黄酮类成分，并与乙醇回流法比较提取效果。
The extraction process of flavonoids from Frutus aurantii immaturus using pressurized extraction(PE) was studied and compared with reflux extraction.
采用加压提取法提取枳实中黄酮类成分，并与乙醇回流法比较提取效果。
The extraction process of flavonoids from Frutus aurantii immaturus using pressurized extraction(PE) was studied and compared with reflux extraction.
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