生普洱与熟普洱茶中原花青素含量的比较分析

The comparative analysis of procyanidins content in raw pu-erh tea and cooked pu-erh tea

对生普洱与熟普洱茶中原花青素含量进行测定,通过条件实验确定了最佳提取条件,并建立了原花青素的光谱分析方法.方法的回收率为96.7%~101%,相对标准偏差小于0.06%.生普洱茶中原花青素的含量为56.34 mg/g,熟普洱茶中未检出原花青素.

Raw pu-erh tea and cooked pu-erh tea procyanidins content were determined,the best extraction conditions were determined by condition experiments,procyanidins spectrum analysis method is established.Method of recovery is 96.7% ~ 101%,relative standard deviation less than 0.06%.Compare the raw pu-erh tea and cooked pu-erh tea procyanidins content.