1. Institute of Mass Spectrometer and Atmospheric Environment
2. Jinan University
3. Guangzhou 510632
4. China
5. Guangzhou Hexin Instrument Co., Ltd
6. School of Chemistry and Environmental Science
7. Shangrao Normal University
8. Jiangxi Key Laboratory for Mass Spectrometry and Instrumentation
9. East China University of Technology
10. Nanchang 330013
11. Guangzhou 510530