HPLC测定桑菊感冒片中绿原酸的含量
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【摘要】目的:建立桑菊感冒片中绿原酸的含量测定方法。方法:采用HPLC法测定绿原酸的含量,色谱柱:Dikma Kromasil C18柱(250 mm×4.6 mm,5 μm);流动相:甲醇-0.4%磷酸溶液(26∶74);检测波长:326 nm;柱温:30 ℃;流速:0.8 ml/min。结果:绿原酸在0.09~0.9 μg范围内具有良好的线性关系(r=0.9999),平均回收率为98.52%,RSD为0.42%(n=9)。结论:该方法简便、快速、有效、灵敏、准确、具有良好的重复性和回收率,可作为该制剂的定量分析方法。
【关键词】HPLC;桑菊感冒片;绿原酸;含量测定
文章编号:1009-5519(2007)16-2379-03 中图分类号:R28 文献标识码:A
Determination of the content of chlorogenic acid in sangju ganmao tablets by HPLC
ZHANG Lei,HE Bing
(Luzhou Medical College,Sichuan 646000,China)
【Abstract】Objective:To establish a method for the content determination of chlorogenic acid in sangju ganmao tablets.Methods:The content of chlorogenic acid was detected by HPLC.The separation was carried out on a Dikma Kromasil C18 column(250 mm×4.6 mm ......
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