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摘 要:目的 建立用HPLC示差折光检测测定黄芪精口服液中黄芪甲苷含量的方法。方法 以HypersilODS2(4.6mm×200mm,5μm)色谱柱,甲醇-水(67∶33)为流动相,流速1mL.min-1。结果 线性范围1~5μg,r=0.9999,加样回收率为98.1%,RSD=2.02%(n=6)。结论 本法简单方便,重复性好,灵敏度高。
Determination of astragaloside IV in the Huangqijing by HPLC-RI CHI Yu-mei(Nanjing
University of Traditional Chinese Medicine,Nanjing 210029,China) Abstract:OBJECTIVE To establish a HPLC-RI assay for the determination of astragaloside IV in the Huangqijing solution.METHODS The column Hypersil ODS 2(4.6 mm×200 mm,5 μm) was used.The mobile phase was consisted of methanol ane water (67∶33).The flow rate was 1 mL.min-1.RESULTS The standard curve was linear over the range of 1~5 μg with the correlation coefficient 0.9999.The average recovery was 98.1% with the RSD 2.02%(n=6).CONCLUSION This method was sensitive,accurate,repeatable and easy to operate.
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作者单位:池玉梅(南京中医药大学,江苏
南京 210029) 姜海英(南京中医药大学,江苏 南京 210029) 参考文献: [1] 原田正敏.繁用生药の成分定量――天然药物分析ヂ?タ集[J].国外医药*植物药分册,1990,5(5):201. 收稿日期:1999年10月29日 出版日期:2001年1月8日 |
原载于《中国药药学志》2001 Vol.36 No.1 P.49-51
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