A new method to prepare and redefine black tea thearubigins
نویسندگان
چکیده
منابع مشابه
A Machine Vision System for Estimation of Theaflavins and Thearubigins in Orthodox Black Tea
Orthodox black tea quality depends upon the amount of certain organic compounds present and out of these, theaflavins (TF) and thearubigins (TR) are the most important ones While TF is responsible for attractive golden colour, increased brightness and astringency in tea liquor, TR is reddish brown, reduces the brightness of tea liquor and contribute mostly for the ashy taste of the liquor with ...
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Introduction: In this study, the effects of black tea extract of Iranian tea plant (Camellia sinensis var sinensis) and its polyphenolic pigment thearubigins were investigated on mice intestinal transit time. Method: Thearubigins were isolated by liquid-liquid fraction method. The effects of black tea extract and isolated thearubigins on intestinal propulsion were measured by charcoal propulsio...
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ژورنال
عنوان ژورنال: Journal of Chromatography A
سال: 2018
ISSN: 0021-9673
DOI: 10.1016/j.chroma.2018.05.060