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高效液相色谱法测定降压宁胶囊中芍药苷的含量
引用本文:袁敏,张贞丽,韩莉.高效液相色谱法测定降压宁胶囊中芍药苷的含量[J].中国实用医药,2009,4(34):10-11.
作者姓名:袁敏  张贞丽  韩莉
作者单位:山东省中医药研究院,250014
摘    要:目的建立高效液相色谱法测定降压宁胶囊中芍药苷含量的方法。方法采用Kromasil C18色谱柱(5μm,150nm×4.6nm),以乙腈-水-冰醋酸(28:72:0.5)为流动相,流速1.0ml/min;柱温30℃;检测波长为230nm;进样量10μl。结果芍药苷在0.3165—1.8990μg范围内与峰面积呈良好的线性关系(r=0.9998)。平均回收率为99.39%(RSD=0.81%)。结论该方法快速、简便,结果准确,可用于降压宁胶囊中芍药苷的质量控制。

关 键 词:高效液相色谱法  降压宁胶囊  芍药苷  含量测定

Determination of Paeoniflorin in Jiangyaning Capsules by HPLC
YUAN Min,ZHANG Zhen-li,Han Li.Determination of Paeoniflorin in Jiangyaning Capsules by HPLC[J].China Practical Medical,2009,4(34):10-11.
Authors:YUAN Min  ZHANG Zhen-li  Han Li
Institution:. (Shandong Academy of Chinese Medicine, Jinan 250014, China)
Abstract:Objective To establish HPLC method for the determination of paeoniflorin in Jiangyaning capsules. Methods The determination was performed on Kromasil C18 (5 Ym, 150 nm × 4. 6 nm), the mobile phase consisted of acetonitrile-water-acetic acid( 28:72:0. 5 )with a flow rate of 1.0 ml/min. The column temperature was 30℃ ; the detecation wavelength was 230nm and the sample size was 10 μl. Results Good linear relationship with peak area occurred when the sample size of paeoniflorin was at a range of 0. 316 5-1. 899 0 μg ( r = 0. 999 8 ). The average recoveries were 99. 39% ( RSD = 0. 81% ). Conclusion This method is qiuekly and easy with accurate results,it can be used for the assaying and quality control of paeoniflorin in Jiangyaning capsules.
Keywords:HPLC  Jiangyaning capsules  Paeoniflorin  Determination
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