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[Analytical method of guiqi mixture and its main ingredient Astragalus root]
1National Institute for the Control of Pharmaceutical and Biological Products, Beijing.
Abstract:
Chuanxiog Rhizome, Chinese Angelica Root and Scrophularia Root in Guiqi mixture have been identified by TLC. A TLC-densitometric method for determining astragalosied in the patent medicine and its main ingredient Astragalus Root has been established. This method is sensitive and highly reproducible, with RSD under 3.0% and recovery over 98%.
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