1. College of Chemistry and Chemical Engineering, Xinjiang Normal University, Urumqi, Xinjiang 830054, P. R. China
2. School of Physical Science and Technology, Xinjiang University, 777 Huarui Road, Urumqi, 830017, P. R. China
3. Engineering Department of Chemistry and Environment, Xinjiang Institute of Engineering, Urumqi, Xinjiang 830091, P. R. China