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Ginsenosides (Panax ginseng root saponins) - the standard of Chinese Pharmacopoeia 2010
Total Ginsenoside Ginseng Root
DEFINITION
Whole or cut dried root, of Panax ginseng C. A. Meyer. 
 
Content
Total ginsenosides 65.0 percent to 85.0 percent by UV.
The sum of Ginsenosides Rg1(C42H72O14), Re(C48H82O18) and Rd(C48H82O18) is 15.0 percent to 25.0 percent.
 
Characters
This product is white-yellow or light yellow powder, slightly smelly, bitter taste; with moisture absorption.
This product is easily soluble in methanol or ethanol; dissolved in water; insoluble in ether or petroleum ether.
 
Loss on drying
Maximum 5.0 percent.
 
Total ash
Maximum 6.0 percent.
 
Heavy metal
Pb 3ppm max.
Cd 0.2ppm max.
As 2ppm max.
Hg 0.2ppm max.
Cu 20ppm max.
 
Pesticides
BHC 0.1ppm max.
DDT 1ppm max.
PCNB 0.1ppm max.
 
Assay
Liquid chromatography (Appendix Ⅵ D) .
Figure – Chromatogram for the assay of ginseng root extract : test solution
Figure – Chromatogram for the assay of panax ginseng root extract :test solution
1: ginsenoside Rg1 2: ginsenoside Re 3: ginsenoside Rf 4: ginsenoside Rb1 5: ginsenoside Rc 6: ginsenoside Rb2 7(S): ginsenoside Rd
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