green tea extract Tea polyphenol, EGCG, Catechins, L-theanine,China NF price supplier

Product Description:

Product Name:           Green tea extract

Botanical Name:        Camellia sinensis O. Ktze

Active Ingredients:      Tea polyphenol, EGCG, Catechins, L-theanine

Assay:                      Tea polyphenol 40%-98%, EGCG: 30%-98%,

                                 Catechins: 20%-80%,

Test Method:             UV

Part of Plant Used:    Leaf 
Appearance:             Yellow brown Fine Powder

Odor:                       Tea perfume

CAS NO.:                989-51-5 (EGCG), 970-74-1(EGC), 1257-08-5 (ECG),490-46-0 (EC)
Molecular Formula:   C22H18O11(EGCG), C15H14O7 (EGC), C22H18O10(ECG), C15H14O6(EC)  

Storage:          Store in cool & dry place, keep away from strong light and heat.

Shelf life:          2 years when properly stored.

Packing:          Cardboard drum (25kg/drum), double plastic bag of foodstuff inside.