Response surface methodology based process optimization of sodium dichromate preparation with barium salt as conversion intermediates
TIAN Ying1，2，3，4，WANG Xuekui1，3，GAO Yiying2，4，XU Hongbin2，4，SHA Zuoliang1，3，ZHANG Yi2，4
Chemical Industry and Engineering Progree . 2011, (11): 2388 . 

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