薄层扫描法测定三黄片中黄芩苷的含量  

Content Determination of Baicalin in Sanhuang Tablet by TLC-scanning

作　　者：史宏妍[1] 

机构地区：[1]河南省中医院,河南郑州450003

出　　处：《时珍国医国药》2001年第10期880-881,共2页Lishizhen Medicine and Materia Medica Research

摘　　要：目的 :控制三黄片的质量。方法 :采用双波长扫描法对三黄片中黄芩苷进行含量测定。结果 :黄芩苷在 0 .2 1～ 1.6 0 μg范围内有良好的线性关系 ,回收率为 95 .8% ,RSD =2 .435 %。结论 :此方法简单、准确、重现性好。Objective: To control the quality of Sanhuang Tablets. Methods: The content of baicalin was determined by TLC-scanning. Results: There was a good linear relationship at a rang of 0.21～1.60 μg for baicalin (r=0.998 6). The recovery was 95.8% and the relative standard deviation was 2.435 9%. Conclusion: The method is simple, accurate and reproducible.

关 键 词：三黄片 黄芩苷 含量 测定 薄层扫描 中药 

分 类 号：R284.2[医药卫生—中药学]