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Effect of Cyclodextrins on the Thermal Epimerization of Tea Catechins
tea catechins thermal epimerization cyclodextrin
2009/5/8
The epimerization reaction of tea catechins was investigated at pH 5.5 and 120 °C in the absence/presence of cyclodextrins (CDs). In the absence of CDs, a considerable quantity (∼20%) of product...
Effect of Cyclodextrins on the Thermal Epimerization of Tea Catechins
tea catechins thermal epimerization cyclodextrin
2010/2/3
The epimerization reaction of tea catechins was investigated at pH 5.5 and 120 °C in the absence/presence of cyclodextrins (CDs). In the absence of CDs, a considerable quantity (∼20%) of product...
The Effects of Cyclodextrins on the Color Change of Acid-base Indicators
detection of cyclodextrin acid-base indicator color change
2008/4/19
To detect various kinds of cyclodextrins by visual observation, the authors selected 7 kinds of acid-base indicators from commercially available ones whose color were changed by the addition of variou...