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Determination of glycyrrhizic acid in Keke Capsules by HPLC
Author(s): 
Pages: 22-24
Year: Issue:  1
Journal: Qilu Pharmaceutical Affairs

Keyword:  高效液相色谱法甘草酸克咳胶囊含量;
Abstract: 目的 建立高效液相色谱法测定克咳胶囊中甘草酸的含量.方法 色谱柱采用C18(4.6 min×15 cm,5μm),以乙腈-2%醋酸溶液(36∶64)为流动相,流速为0.6 mL·min-1,检测波长为248 nm,柱温为室温.结果 甘草酸在0.192~0.96μg范围内线性关系良好,相关系数为0.999 9,平均回收率为96.99%,RSD=1.30%(n=6).结论 该方法 简便、准确、重复性好...
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