1. College of Chemical Engineering, Zhengzhou University, Zhengzhou, Henan 450001, P. R. of China, Henan Chemical Industry Research Institute Co., Ltd., Henan Academy of Sciences, Zhengzhou, Henan 450001, People’s Republic of China Zhengzhou, Henan 450001, P. R. of China, and San Men Xia Environmental Protection Bureau, San Men Xia, Henan 450001, P. R. of China