https://www.selleckchem.com/pr....oducts/paquinimod.ht
Multiherbal preparation of Coptidis rhizoma, Scutellariae radix, and Rhei rhizoma is a well-known herbal formula, which is widely used in the prescription for relieving heat toxicity, inflammation of the intestine, and eczema. However, little is known about the characteristics of the physical and chemical qualities of industrial pharmaceutical products. The aim of the study is to develop a liquid chromatography system to examine the quality and quantity of pharmaceutical products. Besides scanning electron microscopy, light microscop
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