1. Faculty of Chemical Engineering, Kunming University of Science and Technology, Kunming 650500, P. R. China
2. The Innovation Team for Volatile Organic Compounds Pollutants Control and Resource Utilization of Yunnan Province, Kunming 650500, P. R. China
3. The Higher Educational Key Laboratory for Odorous Volatile Organic Compounds Pollutants Control of Yunnan Province, Kunming 650500, P. R. China
4. Yunnan Research Academy of Eco-environmental Sciences, Kunming 650034, PR China