Determination of Chromium (Ⅵ) by Diphenylcarbohydrazide Spectrophotometry:Disadvantages and Improvement
ZHANG Kai-Ge, WANG Yun-He, LI Shuang-Ying, FAN Jing
School of Environment, Key Laboratory for Yellow River and Huai River Water Environment and Pollution Control, Ministry of Education, Henan Key Laboratory for Environmental Pollution Control, Henan Normal University, Xinxiang 453007, China
