1. College of Chemistry; Sichuan University; Chengdu 610064, Sichuan P. R. China
2. Analytical & Test Center; Sichuan University; Chengdu 610064, Sichuan P. R. China
3. College of Chemistry and Chemical Engineering; Qufu Normal University; Qufu 273165, Shandong P. R. China
4. Chengdu institute of Geology and Mineral Resources; Chengdu 610081, Sichuan P. R. China
5. Chemistry Department; King Abdulaziz University; Jeddah 21589 Saudi Arabia