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Simultaneous HPLC determination of paeoniflorin and baicalin in Kuijiekang pepllets
Author(s): ZHANG Yajun~(1, 2) Zhenghangshenga~1lijiangying~3xulianying~11shanghaiuniversityoftraditionalchinesemedicine, SHANGHAI 201203, CHINA2.NORTHWEST University, XI An710069, CHINA3.XI Anhospitaloftraditionalchinesemedicin, XI An710001, china
Pages: 1746-
1748
Year: 2007
Issue:
11
Journal: Chinese Journal of Pharmaceutical Analysis
Keyword: HPLC; 溃结康微丸; 芍药苷; 黄芩苷; 含量测定;
Abstract: 目的:建立溃结康微丸中芍药苷和黄芩苷的 HPLC 含量测定方法。方法:采用 Kromasil C_(18)柱(250 mm×4.6 mm,5.0μm),0.2%磷酸溶液(A)和乙腈(B)为流动相梯度洗脱,流速:1.0 mL·min~(-1),检测波长:230 nm,柱温为25℃。结果:芍药苷在1.749~17.49μg·mL~(-1)(r=0.9996)、黄芩苷在13.33~133.3μg·mL~(-1)(r=0.9998)范围内呈良好的线性关系,平均回收率(n=6)分别为98.2%和97.4%,RSD 分别为1.5%和1.9%。结论:本法简便、快速、准确,可用于溃结康微丸中芍药苷和黄芩苷的同时测定。
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