1. College of Chemistry, Guangdong University of Petrochemical Technology, Maoming, 525000, P. R. China
2. Guangdong Provincial Key Laboratory of Petrochemical Pollution Process and Control, Guangdong University of Petrochemical Technology, Maoming, 525000, P. R. China
3. Research Institute of Environmental and Safety Technology, Guangdong University of Petrochemical Technology, Maoming, 525000, P. R. China
4. College of Environmental Science and Engineering, Guangdong University of Petrochemical Technology, Maoming, 525000, P. R. China