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Description/Assay   Specification
     
BOTANICAL NAME:   Camellia sinensis
PART USED:   Leaf
SOLVENT OF EXTRACTION:   Water, ethyl alcohol
COUNTRY OF EXTRACTION:   Japan
COUNTRY OF ORIGIN:   Japan, China, India
CHEMICAL CONSTITUENTS:   Total Polyphenols: Min 50%
    Catechins, min 30%
    Caffeine, max 8%
    EGCG, Min 15% (150 mg/g)
    EGC, Min 3% (30 mg/g)
    EC, Min 3.5% (35 mg/g)
    ECG, Min 6% (60 mg/g)
    GCG, min 0.4% (4 mg/g)
    CG, min 0.2% (2 mg/g)
ORGANOLEPTIC DATA:    
Appearance:   Light brown powder
Odor/Taste:   Characteristic odor,
astringent taste
     
PHYSICAL DATA:    
Bulk Density:   0.4-0.6 gm/ml
Moisture:   Less than 5%
Solubility:   Soluble in water
     
CHEMICAL DATA:    
Total Ash Content:   Less than 10%
Heavy Metal Content:   Less than 20 ppm
....Arsenic:   Less than 1 ppm
....Lead:   Less than 20 ppm
   

 
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