Product name: Black Tea Extract, Theaflavin

Theaflavin is a polymer formed by oxidation of the flavanol monomer in tea catechins. It is a phenolic compound with a large aromatic ring as the main component and has strong biological activity. It is known as "gold in tea"

Brand:Yongyuan Bio.
 
Latin name: Camellia sinensis O. Ktze.
Part Used:Leaf
Specification: 20%, 40% 60% Theaflavins, 10:1
Appearance: Brown fine powder
Test Method:HPLC/TLC
Molecular Formula:  C29H24 O12
Molecular Weight: 516.5
CAS: 4670-05-7

Storage: Store in sealed containers at cool & dry place. Protect from light, moisture and pest infestation
Shelf life: 2 year when properly stored.
Packing:25KG/Drum, Or according to customer requirements.