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Description/Assay   Specification
     
BOTANICAL NAME:   Apocynum venetum
PART USED:   Leaf
SOLVENT OF EXTRACTION:   Water, ethyl alcohol
COUNTRY OF EXTRACTION:   Japan
COUNTRY OF ORIGIN:   Japan, China
CHEMICAL CONSTITUENTS:   Hyperoside and Isoquercitrin
(by HPLC), more than 4%
     
ORGANOLEPTIC DATA:    
Appearance:   Brown powder
Odor/Taste:   Characteristic odor and taste
     
PHYSICAL DATA:    
Moisture:   Less than 6%
     
CHEMICAL DATA:    
Total Ash Content:   Less than 3%
Heavy Metal Content:   Less than 20 ppm
....Arsenic:   Less than 2 ppm
     
     
   

 

 
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