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HPLC/DAD法同时测定小柴胡汤中黄芩苷和甘草酸的含量
引用本文:未臻宇,刘宇,赵白云,张海,李翔,柴逸峰. HPLC/DAD法同时测定小柴胡汤中黄芩苷和甘草酸的含量[J]. 药学实践杂志, 2006, 24(6): 331-334
作者姓名:未臻宇  刘宇  赵白云  张海  李翔  柴逸峰
作者单位:第二军医大学药学院,上海,200433
摘    要:目的:建立一种反相高效液相色谱分析方法,同时测定小柴胡汤中黄芩苷和甘草酸的含量.方法:采用Agilent Zorbax SB C18柱(4.6mm×250mm,5m),以乙腈-0.01%磷酸溶液为流动相,梯度洗脱,流速1.0mL/min,柱温25℃,检测波长为250nm.结果:黄芩苷和甘草酸单铵盐在50min内即实现良好分离,黄芩苷浓度在12.66~405.0 g/mL线性范围内呈良好的线性关系,其回归方程为:Y=19.726X 13.972,r=0.999 8.甘草酸在1.988~63.60 g/mL的线性范围内呈良好的线性关系,其回归方程为:Y=10.765X 6.643 3,r=0.999 7.两种成分精密度试验RSD<1%;48h内稳定性试验RSD<1%;加样回收率试验RSD<2%.结论:该方法简便快速、准确可靠,能同时测定小柴胡汤中黄芩苷及甘草酸两种有效成分的含量,为有效控制小柴胡汤的质量提供参考.

关 键 词:小柴胡汤  黄芩苷  甘草酸  高效液相色谱法
文章编号:1006-0111(2006)06-0331-04
收稿时间:2006-07-14
修稿时间:2006-07-14

Simultaneous determination of two effective components in Xiaochaihu decoction by HPLC/DAD
ZHU Zhen-yu,LIU Yu,ZHAO Bai-yun,ZHANG Hai,LI Xiang and CHAI Yi-feng. Simultaneous determination of two effective components in Xiaochaihu decoction by HPLC/DAD[J]. The Journal of Pharmaceutical Practice, 2006, 24(6): 331-334
Authors:ZHU Zhen-yu  LIU Yu  ZHAO Bai-yun  ZHANG Hai  LI Xiang  CHAI Yi-feng
Affiliation:School of Pharmacy,Second Military Medical University,Shanghai 200433,China;School of Pharmacy,Second Military Medical University,Shanghai 200433,China;School of Pharmacy,Second Military Medical University,Shanghai 200433,China;School of Pharmacy,Second Military Medical University,Shanghai 200433,China;School of Pharmacy,Second Military Medical University,Shanghai 200433,China;School of Pharmacy,Second Military Medical University,Shanghai 200433,China
Abstract:
Keywords:Xiaochaihu decoction   baicalin   glycyrrhizic acid   HPLC
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