(-)-Epigallocatechin (EGCG,CAS: 970-74-1)
We can supply EGCG with purity of 90%min, 95%min and 98% min
Here is the specification for 98% min
Visual Appearance : White powder
Taste : characteristic
Tea Polyphenols %: – (UV Spectrophotometer)
Catechins %: ≥99 (HPLC)
EGCG % ≥98 (HPLC)
Caffeine % ≤0.1 (HPLC)
Moisture content % ≤5.0 (1.82 105℃, 4 hours)
Ash % ≤0.5
Particle Size :100% pass 80 mesh Conform
Tapped Density g/cm3: 0.40-0.60
pH: 4–6
Heavy Metal (Pb) ppm ≤10
Heavy Metal (As) ppm ≤2.0
Heavy Metal (Hg) ppm ≤0.5
Microbiology:
Total Plate Count colony/g ≤1000
Yeast & Mold colony/g ≤100
Salmonella colony/g:Negative
E.coli colony/g:Negative
