St. John's Wort Extract

St.John's  Wort  Extract--
Latin  NameHerba  Hyperici  Perforati.    
CAS  No.548-04-9
AppearanceBrown  Powder    
Test  MethodUV
SourceThe  whole  grass  wounded  in  action  of  Hypericum  Perforatum
Extract  MethodSupercritical  CO2  extracts
Applicable  fieldMedical  trade,  Health  product  trade,antioxidant
AssayHypericin≥0.3%    Naringin≥98%
Heavy  Meta10ppm  
As0.5ppm  
Pb1ppm  
Hg0.05ppm  ,
Cd0.2ppm,
Ni0.5ppm
Total  Plate  Count1000cfu/g  
Yeast  &  Mold100cfu/g  
Loss  on  Drying2%
E.ColiNegative  
Pesticides  Negative
SalmonellaNegative
Active  materialHypericin  Naringin
Molecular  FormulaC30H16O8
Molecular  Weight504.43
Melting  point79  C∼80  C
Packing5kg/25  kg/  Cardboard  barrel  
Particle  sizepass  80  mesh
Shelf  Life24-36  Month

Sales Terms & Specifications:

Place Of OriginChina
Price TermsFOB shanghai USD 0~1000
Terms Of PaymentT/T
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