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黄芪甲苷提取方法优化
引用本文:李焕娟,张聪,郝洁.黄芪甲苷提取方法优化[J].安徽农业科学,2016,44(22):125-127.
作者姓名:李焕娟  张聪  郝洁
作者单位:国家兽用药品工程技术研究中心/洛阳惠中兽药有限公司,河南洛阳,471000;国家兽用药品工程技术研究中心/洛阳惠中兽药有限公司,河南洛阳,471000;国家兽用药品工程技术研究中心/洛阳惠中兽药有限公司,河南洛阳,471000
摘    要:目的]优化黄芪药材中黄芪甲苷提取方法。方法]采用单因素试验对提取方式、提取溶剂、提取次数进行考察,采用HPLCELSD法测定黄芪甲苷含量。结果]黄芪药材中黄芪甲苷最优提取方法为每次用50倍的50%甲醇加热回流提取2次,每次1 h。结论]该试验所建立的方法操作简单、准确可靠、重现性好,为黄芪饮片及制剂中黄芪甲苷的提取及含量测定提供参考。

关 键 词:黄芪  黄芪甲苷  提取方法  优化

Improvement in Extraction Method of Astraga loside IV
LI Huan-juan,ZHANG Cong,HAO Jie.Improvement in Extraction Method of Astraga loside IV[J].Journal of Anhui Agricultural Sciences,2016,44(22):125-127.
Authors:LI Huan-juan  ZHANG Cong  HAO Jie
Abstract:Objective] The aim was to improve the extraction method of astragaloside IV from Astragali Radix.Method] Three factors inclu-ding extraction method, extraction solvent and extraction times were studied through single-factor test.HPLC-ELSD method was adopted to ana-lyze the determination results of astragaloside IV.Result] The best extraction method of astragaloside IV in Astragali Radix was as follows:50 times of 50% methanol was added, heated reflux extraction was adopted for two times with 1 hours for each extraction. Conclusion] The im-proved method is simple, accurate and reproducible, which can supply a reference for extraction and determination of Astragali Radix.
Keywords:Astragali Radix  Astragaloside IV  Extraction method  Optimization
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