purified ether 中文意思是什麼
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Herba ephedrae was saturated with 0. 5 % hydrochloric acid, the extract was extracted with ether and chloroform respectively, from which ephedrine was separated and purified by column chromatography
以0 . 5 %鹽酸浸泡麻黃草,分別用乙醚、氯仿萃取麻黃粗提物,通過柱色譜法分離提純麻黃堿。
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