Green tea extract;theaflavin

Post Date:
Oct 29,2025
Expiry Date:
Oct 29,2026
Detailed Description:
Cas No. :4670-05-7 Quantity: 5000Kilograms
Specs:Polyphenol 10-98%;EGCG:6%-98% ; Catechin 15-8
Payment Method: L/C,T/T,Western Union,Escrow

-Product name:Green tea extract(Tea polyphenol)
-Brand: HUAKANG
-Model: HK120044
-Specifications: Polyphenol 10-98%;EGCG:6%-98% ; Catechin 15-85%;Theaflavin:10-80%
-Test method:HPLC /UV
-Certificate:ISO9001,GMP
Description:
There are several compounds extracted from green tea including catechins which contain an enormous amount of hydroxyphenols that are easily oxidized, congregated and contracted, which explains its good anti-oxidation effect. Its anti-oxidation effect is 25-100 times as strong as those of vitamin C and E. It is widely used in medicines, agriculture, and chemical and food industries. This extract prevents cardio-vascular disease, lowers the risk of cancer, and decreases blood sugar and blood pressure, as well as viruses. In the food industry, the anti-oxidation agent used for preserving food and cooking oils.
CAS Registry Number:
4670-05-7
Synonyms:
;5H-Benzocyclohepten-5-one,1,8-bis(3,4-dihydro-3,5,7-trihydroxy-2H-1-benzopyran-2-yl)-3,4,6-trihydroxy-,[2R-[2a(2R*,3R*),3a]]-;5H-Benzocyclohepten-5-one,3,4,6-trihydroxy-1,8-bis(3a,5,7-trihydroxy-2a-chromanyl)-;Theaflavin;Theaflavine;(-)-Theaflavin;Theaflavin 1;Theaflavin;
Molecular Formula:
C₂₉H₂₄ O₁₂
Molecular Weight:
516.5
Molecular Structure:

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