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Manufacturer Supply High Quality CAS 4670-05-7 Theaflavin
Model NO.
TY-02AL
Colour
White
Assay
99%
Shelf
2 Years
Place
China
Package
Foil Bag
Transport Package
25kg/Drum 5g, 100g, 500g, 1kg, 10kg, 100kg, 200kg
Specification
25kg/drum
Trademark
tongyon
Origin
China
Production Capacity
5000kg/Month
Reference Price
Please contact us for quote
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Description
Product Description
Product name
THEAFLAVIN
CAS
4670-05-7
Appearance
white powder
Assay
99%
Storage
Cool and Protect from light
Product Name:THEAFLAVIN
CAS:4670-05-7
MF:C29H24O12
MW:564.49
EINECS:
Mol File:4670-05-7.mol
Melting point:237-240 °C (decomp)(Solv: water (7732-18-5))
Boiling point:1079.6±65.0 °C(Predicted)
Density 1.777±0.06 g/cm3(Predicted)
storage temp. -20°C
Theaflavins are a group of polyphenol pigments found in both black and oolong teas. They are obtained by the oxidation and dimerization of green tea catechins during the manufacture of black tea and oolong tea. Theaflavins contribute to the characteristic bright orange-red color of black tea. Theaflavins include theaflavin, theaflavin-3-gallate, theaflavin-3'-gallate and theaflavin-3,3'-digallate.
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