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Analysis and Assessment on Quality of Uncaria rhynchophylla from Different Collection Sites of Guizhou
Author(s): LI Jinling, ZHAO Zhi, LONG Anlin, WU Changhai, LIU Hongchang, WANG Hualei, LUO Chunli, HUANG Mingjin, LUO Fulai
Pages: 40-
42
Year: 2013
Issue:
3
Journal: Guizhou Agricultural Sciences
Keyword: Uncaria rhynchophylla; moisture; ash; extract; isorhynchophylline;
Abstract: 为弄清贵州钩藤的品质状况,筛选出优质种源供生产上应用,采用中华人民共和国药典2010年版(一部)的方法,对贵州不同来源钩藤的水分、灰分、浸出物和异钩藤碱含量进行分析,并通过聚类分析对其品质进行评价.结果表明:贵州不同来源钩藤药材水分含量和灰分含量基本均达到药典标准;浸出物和异钩藤碱含量均差异较大,剑河、天柱和锦屏县钩藤浸出物和异钩藤碱含量均高于其他地区;剑河县钩藤浸出物含量最高,其2号(剑河县太拥乡)钩藤达19.40%;异钩藤碱含量为0.000 3%~0.0601%,其变异系数达1.16;不同来源钩藤药材浸出物含量与异钩藤碱含量呈极显著正相关.剑河县钩藤药材品质最好.
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