Li Zhong-sheng
2008
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Dyestuffs and coloration
Abstract
The sample was dissolved in acetonitrile,using acetonitrile+KH2PO4-H3PO4 buffer as mobile phase,ODS column,UV detector separated and determined 2-Nitrobenzenesulfonyl chloride and impurity by HPLC.coefficient of variation,average recovery and linear correlation coefficient were 0.46% 、99.8% and 1,and the method was rapid and accurate.