0

[Preparation and Component Analysis of Tea Pigments]

Daxiang Li, Xiaochun Wan, Tao Xia

Wei Sheng Yan Jiu. 2004 Nov;33(6):698-700.

PMID: 15727181

Abstract:

Objective:
To prepare tea pigments.
Methods:
Tea pigments are prepared by solvent extraction from Sri lanka black tea.
Results:
Tea pigments contains the components as follows: caffeine 1.77%, epigallocatechin 1.37%, catechin 1.20%, epicatechin 9.55%, epigallocatechin gallate 10.52%, epicatechin gallate 9.94%, theaflavin 10.34%, theaflavin monogallate 9.57%, theaflavin digallate 4.81%, thearubigin about 40.93%.
Conclusion:
The best proportions of the compound that are obtained with HPLC analysis.

Chemicals Related in the Paper:

Catalog Number Product Name Structure CAS Number Price
AP31629795 Theaflavin monogallate Theaflavin monogallate 31629-79-5 Price
qrcode