南葶苈子饮片中多糖的提取及含量测定(1)
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摘 要:目的:从南葶苈子饮片中提取多糖,并测定其含量。方法:水提醇沉法提取多糖,硫酸-蒽酮法测定多糖含量。结果:测得南葶苈子饮片中多糖含量较高,平均回收率100.26%,RSD=1.61%(n=6)。结论:首次从南葶苈子饮片中提取出多糖;其含量测定方法简便、准确,回收率高。
关键词:南葶苈子;炮制;多糖;提取;含量测定
中图分类号:R284.2
文献标识码:A
文章编号:1673-7717(2008)03-0657-02
Extraction and Determination of Polysaccharides from Descurainia
Sophia (L.) Webb ex Prantl Processed
MA Mei-fang1,LU Wen-hai2
(1.Doctoral Candidates in Grade 2006 of Shandong University of TCM,Jinan 250014,Shandong ,China;
2.Shandong University of TCM,Jinan 250014,Shandong,China)
Abstract:Objective :To extract and determine polysaccharides from Descurainia Sophia (L.) Webb ex Prantl processed. Method:Polysaccharides from Descurainia Sophia (L.) Webb ex Prantl processed were obtained by hotwater extraction and ethanol precipitation ......
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