Abstract: | Objective:To establish QS of Quban Yangyan Wan. Methods:Microscopic identification and thin layer chromatography were adapted for qualitative identification on Danggui, Gouqizi, Dihuang, Danshen, Honghua, Baizhi and Mohanlian. Results:The character of powder was clear and evident, specific by microscopic identification; the color of spot was clear, specific, and moderate RF by TLC. Conclusion:Microscopic identification and thin layer chromatography is simple, accurate, reproducible, and can be used as a quality control method. |