Determination of the Content of Baicalin in Qinxiazhixiao Instant Granules by HPLC
10.3321/j.issn:1006-2157.2001.02.020
- VernacularTitle:HPLC法测定芩夏止哮颗粒中黄芩苷含量
- Author:
Yujie ZHANG
1
;
Aixin SHAO
;
Yunru LU
Author Information
1. Beijing University of Traditional Chinese Medicine
- From:
Journal of Beijing University of Traditional Chinese Medicine
2001;24(2):49-50
- CountryChina
- Language:Chinese
-
Abstract:
A HPLC method was established for determining the content of bai calin in Qinxiazhixiao Instant Granules. The specification of the YWG-C18 chrom atograp hic column was 4.6 mm×250 mm, 10 μm; the mobile phase was MeOH∶H2O∶THF∶H 3P O4 (200∶300∶50∶0.16); the retention time of baicalin was about 9 minutes; t he average recovery rate of baicalin was 100.65%; and the RSD 2.03%.
