天然抗氧化剂茶多酚的提取工艺

The Abstraction Method Natural Antioxidant Tea Polyphenols

茶叶中一般含有 2 0 %～ 3 0 %的多羟基酚类化合物 ,茶多酚可用作食品抗氧化剂。常用离子沉淀提取法、树脂吸附分离法、有机溶剂萃取法提取。

ed with ion precipitation abstraction metod,resin adsorption stripping method and organic solvent extruction method.We can determinate the contents of polyphenols of tea with ferric tartrate colourimetry method.