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黄槐片质量标准的研究

Chinese Traditional Patent Medicine(2019)

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Abstract
目的 建立黄槐片(黄芩、槐米)的质量标准.方法 TLC法定性鉴别黄芩、槐米;HPLC法测定黄芩苷、芦丁含有量;以磷酸盐缓冲液(pH=6.8)为溶出介质,桨法测定黄芩苷、芦丁溶出度.结果 TLC斑点清晰,阴性无干扰;黄芩苷、芦丁分别在0.165 0~5.775 0 μg (r=0.999 0)、0.088 6~3.101 0μg(r=0.999 0)范围内线性关系良好,平均加样回收率分别为98.43%(RSD=2.84%)、95.64% (RSD=2.64%);2种成分120 min内溶出度80%以上.结论 该方法合理可行,可用于黄槐片的质量控制.
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