1. Guangdong Provincial Key Laboratory of Petrochemcial Pollution Processes and Control School of Environmental Science and Engineering Guangdong University of Petrochemical Technology Maoming Guangdong 525000 China
2. College of Environmental Science and Engineering Hunan University and Key Laboratory of Environmental Biology and Pollution Control (Hunan University) Ministry of Education Changsha Hunan 410082 China
3. Hunan Provincial Environmental Protection Engineering Center for Organic Pollution Control of Urban Water and Wastewater Changsha Hunan 410001 China
4. Maoming Engineering Research Center for Organic Pollution Control Academy of Environmental and Resource Sciences Guangdong University of Petrochemical Technology Maoming Guangdong 525000 China