Objective:To analyze the pollution characteristics and source of fine particulate matter (PM
2.5) in Shenzhen and Taiyuan, two cities in the north and south of China.
Methods:PM
2.5 samples were collected from the year of 2017 to 2018. The levels of 10 heavy metal elements (Pb, Al, As, etc.) , 10 water soluble ions (F
-, Cl
-, SO
42-, etc.) and 16 polycyclic aromatic hydrocarbons (PAHs) (Nap, Acy, Ace, etc.) in PM
2.5 were detected by inductively coupled plasma mass spectrometry (ICP-MS) , ion Chromatography and high Performance Liquid Chromatography respectively. USA commercial carbon ...
