期 刊 :中国中药杂志 1994年 19卷 08期 页码:480.
关键词:洋金花;生物碱;pH值;
Keywords:Datura metel, alkaloids, pH,
摘 要 :测定洋金花pH1~7各乙醇提取物中总生物碱、东莨菪碱和莨菪碱的含量,认为采用酸性乙醇法提取洋金花中的生物碱,其pH值控制在2~3为宜。
Abstract:The contents of total alkaloids,scopolamine and hyoscyamine were determined for various alcoholic extrac- tions of pH 1~7 of Datura metel,pH 2~3has been proved proper to be used in ethyl alcoholic extracting alkaloidsin D. metel.
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