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Determination of chlorogenic acid and baicalin in Yinhuang Pills by HPLC

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Author:
No author available
Journal Title:
CHINESE TRADITIONAL AND HERBAL DRUGS
Issue:
6
DOI:
No doi available
Key Word:
银黄滴丸;绿原酸;黄芩苷;HPLC;质量控制

Abstract: 目的 用HPLC法建立银黄滴丸的质量标准.方法 绿原酸色谱条件:色谱柱为ZorBax SB-C18(150 mm×4.6 mm,5 μm),流动相为乙腈-0.4%磷酸(10:90),体积流量1 mL/min,柱温35℃,检测波长327 nm;黄芩苷色谱条件:色谱柱为Kromatek C18柱(150 mm×4.6 mm,5 μm),流动相为甲醇-水-磷酸(47:53:0.2),体积流量1 mL/min,柱温35℃,检测波长280 nm.结果 绿原酸线性范围为0.143~2.288 μg,平均加样旧收率为99.3%,RSD为1.54%:黄芩苷线性范围为0.067 5~1.080μg,平均加样回收率为99.9%,RSD为1.07%.结论 该方法简便、灵敏、专属性强、重复性好,可作为银黄滴丸的质量控制方法.

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