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Theaflavins
The specification for Black Tea Extract 20%
Black Tea Extract
Item Specification
Batch No.  
Quantity  
Outer appearance Red-Brown powder
Taste Astrigent
Particle size 100% through 80screen
Theaflavins >=20% HPLC
Catechins >=40% HPLC
Caffeine 7~9%
Loss on drying(5h at 105℃) <6%
Ash (3h at 600℃) <2.0%
Heavy metals(Pb) <10ppm
Arsenic(as AS2O3) <2ppm
Bulk Density 40~65g/100ml
Total bacteria count <1000cfu/g
Mold & Yeast <100/g
E.Coli Negative
Salmonella Negative
Staphylococcus aureus Negative
Quality Control ZCM

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