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Determination of chlorogenic acid in Gankeqing granules by HPLC
Author(s): CUI Jia, WU Fang, LU Yan-xia, ZHANG Shu-zhen
Pages: 878-
880
Year: 2008
Issue:
10
Journal: CHINESE JOURNAL OF NEW DRUGS
Keyword: 感咳清颗粒; 绿原酸; 高效液相色谱; 质量控制;
Abstract: 目的:建立感咳清颗粒中绿原酸的含量测定方法.方法:采用RP-HPLC法,Kromasil C18色谱柱(150 mm×4.6 mm,5μm),用乙腈-0.4%磷酸(10∶90)为流动相,流速为1.0 mL·min-1,检测波长为327 nm.结果:在选定的实验条件下,绿原酸在0.15~0.75μg的范围内呈良好的线性关系,r=0.999 6,平均回收率98.77%,RSD为1.30%(n=6).结论:该方法操作简便,结果准确,可作为该制剂中绿原酸的含量测定方法.
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