Determination of Sulfur Dioxide in Nut Fruits by EDTA-2Na Solution Sampling-Pararosaniline Hydrochloride Spectrophotometric Method
GUO Zhen-zhong1,2 HU Yun-feng1 LI Wen-sheng2 FENG Xiao-yuan2,3,* WANG Bao-gang2 WANG Ji-hua3
FOOD SCIENCE . 2009, (8): 247 -250 .  DOI: 10.7506/spkx1002-6630-200908056