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比色法测定黄芪总皂苷的含量
引用本文:李春红,田吉,张金平,肖顺汉.比色法测定黄芪总皂苷的含量[J].泸州医学院学报,2011,34(4):349-351.
作者姓名:李春红  田吉  张金平  肖顺汉
作者单位:1. 泸州医学院,药物与功能性食品研究中心,四川 泸州 646000
2. 泸州医学院,基础医学院病原生物学教研室,四川 泸州 646000
摘    要:目的:建立黄芪总皂苷的含量测定方法。方法:采用比色法测定黄芪总皂苷。结果:总皂苷在0.06~0.6 mg范围内具有良好的线性关系(R=0.9998),回收率为98.25%,RSD为0.44%。结论:该方法操作简便、快速、有效、灵敏、准确、具有良好的重复性和回收率,可作为黄芪总皂苷的含量测定方法。

关 键 词:黄芪  总皂苷  比色法

DETERMINATION OF TOTAL SAPONINS IN ASTRAGALUS MEMBRANACEUS BY COLORIMETRY
Li Chunhong,TIAN Ji,ZHANG Jinping,XIAO Shunhan.DETERMINATION OF TOTAL SAPONINS IN ASTRAGALUS MEMBRANACEUS BY COLORIMETRY[J].Journal of Luzhou Medical College,2011,34(4):349-351.
Authors:Li Chunhong  TIAN Ji  ZHANG Jinping  XIAO Shunhan
Institution:Li Chunhong,et al Research Center for Drug and Functional Food,Luzhou Medical College
Abstract:Objective:To establish the determination method of total saponins in astragalus membranaceus.Methods:The content of total saponins was detected by UV.Results:The calibration curve showed good linearity over the range of 0.06~0.6mg(R=0.9998).The average recovery was 98.25% with RSD 0.44%.Conclusion:This method is simple,rapid,efficient,sensitive and accurate,and has good repeatability and recovery rate.It can be used as a quantitative analysis method for this preparation.
Keywords:Astragalus membranaceus  Total saponins  Colorimetry
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