2.2.2 醇提法(Alcohol Extraction method, AE)产物的制备依次使用8，8，6倍乙醇对30 g八爪金龙粗粉回流浸提，2 h/次，其余处理同上。
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Conclusion: the alcohol extraction method is superior to the water extraction method.
结论：乙醇提取法优于水提取法。
The efficient of three extraction techniques, alcohol extraction method, water extraction method and supercritical CO_2 extraction were studied.
采用乙醇提取法、水提取法及超临界CO_2萃取三种方法对虎杖样品进行抽提。
METHOD Under the same conditions of microwave power and extraction time, methanol, alcohol, toluene, acetone and hexamethylene were used as the extractant to carry out intermittent extraction.
方法在微波功率和萃取时间一定的条件下，分别选用有机溶剂甲醇、乙醇、甲苯、丙酮及环己烷为提取剂，进行间歇性提取。
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