摘要

目的:建立UPLC同时测定银翘散中绿原酸、甘草苷、橙皮苷、牛蒡子苷、连翘苷含量的方法。方法:采用UPLC系统,ACQUITY UPLC BEH Shield RP18色谱柱(2.1 mm×50 mm,1.7μm),甲醇-0.15%甲酸溶液梯度洗脱,流速0.25 m L·min-1,检测波长279 nm,柱温40℃,同时测量5种活性成分的含量。结果:绿原酸、连翘苷、牛蒡子苷、橙皮苷、甘草苷分别在0.018 76~0.043 77,0.002 37~0.011 85,0.011 21~0.056 06,0.001 34~0.006 71,0.001 71~0.012 38μg线性关系良好(r≥0....

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