Study on Determination of Total Tea Polyphenols in Green Tea Using Visible Spectrophotometry with Potassium Dichromate
ZHANG Su-fang1，YUAN Yong2，SHUANG Shao-min2，DONG Chuan2
FOOD SCIENCE . 2009, (2): 218 -220 .  DOI: 10.7506/spkx1002-6630-200902049