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Specifications

Green tea extract

Description of Green tea concentrate

Herb Source:Natural Tea leaf CAS NO.:989-51-5

Formula:C22H18O11 Molecula weight.:458.4

SYNONYMS:（2R，3R）-2-（3，4，5-Trihydroxy-phenyl）-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4,5trihydroxybenzoate),(-)-Epigallocatechin gallate,(-)-Epigallocatechin gallate 3-O-Gallate Applications and actions: Tea Polyphenols extracted from tea is taken as natural antioxidant of food, it is used for grease and food containing oil, as continual intensive researching, it has been widely suitable for food,medicine, health products, chemical industry commodities, it’s function as follows: anti-oxidation, anti-aging, anti-radiation, anti-ultraviolet, reducing blood fat, reducing blood fat, reducing blood sugar, anticancer and diseases of cardiovascular resisting, remove free radical, restraining pathogen and get ride of smell.

Molecular formula：
Pure Analysis：

Specification list：

No.

Polyphenols

Catechins

EGCG

Caffeine

01

≥20%

≥5%

≥2%

≤10%

02

≥30%

≥15

≥5%

≤10%

03

≥40％

≥25%

≥10%

≤10%

04

≥50％

≥30%

≥15%

≤12%

05

≥60％

≥40%

≥20%

≤12%

06

≥70％

≥50%

≥25%

≤12%

07

≥80%

≥60%

≥30%

≤12%

08

≥90%

≥65%

≥40%

≤12%

Quality Standard

Appearance

Yellow to Brown Yellow

Polyphenols

≥20%---90%

Moisture content

≤5.0%

Heavy metals

＜10ppm

Ps

＜2ppm

Total Plate Count

＜1000个/g

Yeast & Mould

＜100个/g

E.Colli

Negative

Salmonella

Negative

Staphylococcus

Negative

Package and storage

Pack in paper-drums and two plastic-bags inside. Net Weight: 25 kilos.Store away from direct sun light and moisture.

Shelf time

12 months