Quality Control of Realgar in Compound Huanglian Ointment
10.3969/j.issn.1005-5304.2018.03.015
- VernacularTitle:复方黄连膏中雄黄的质量控制
- Author:
Zu-Ping ZENG
1
;
Yu LI
;
Zheng TAN
;
Xu-Yang HAN
;
Bing PENG
;
Hong WANG
;
Wei HE
Author Information
1. 首都医科大学附属北京中医医院
- Keywords:
compound Huanglian Ointment;
realgar;
As2O3;
As2S2
- From:
Chinese Journal of Information on Traditional Chinese Medicine
2018;25(3):68-71
- CountryChina
- Language:Chinese
-
Abstract:
Objective To control the quality of realgar in compound Huanglian Ointment.Methods As2O3which is the toxic component of realgar was carried limit test by Gutzeit's test; Potassium sulfate, ammonium sulfate and sulfuric acid were used to digest, and then titration method was used to determine the content of As2S2in compound Huanglian Ointment. Results The content of the soluble As in compound Huanglian Ointment was no higher than 15.6 μg/g. The content of As2S2in compound Huanglian Ointment was no less than 2.21 mg/g. Conclusion The method is simple and easy,which can be applied as the quantity control method of compound Huanglian Ointment.
