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RP-HPLC法同时测定咽炎片中黄芩苷和丹皮酚的含量

Western Journal of Traditional Chinese Medicine(2020)

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Abstract
目的:建立同时测定咽炎片中黄芩苷和丹皮酚含量的高效液相色谱法.方法:采用C18色谱柱(4.6 mm×250 mm,5μm),甲醇-0.1%磷酸水溶液(47:53),检测波长278 nm,柱温30℃,流速1.0 mL/min.结果:黄芩苷在0.51~20.40μg/mL范围内,丹皮酚在0.248~9.90μg/mL范围内线性关系良好.平均回收率(n=9)分别为99.2%,99.8%,含量测定结果表明,不同生产企业黄芩苷和丹皮酚含量差异较大.结论:经方法学验证,该法可用于咽炎片中黄芩苷和丹皮酚含量的快速测定.
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