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从红豆杉茎皮提取紫杉醇，采用１％柠檬酸渗漉、柱色谱分离、溴加成后柱色谱分离的新工艺，可以获得比较满意的结果。
Paclitaxel was extracted from the stems of Taxus chinensis, and the results were satisfactory with the new technology of 1% citric acid percolation, column chromatography and bromine addition column chromatography.