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Table 1 Chemical compositions detected in PM2.5

From: The activation of antioxidant and apoptosis pathways involved in damage of human proximal tubule epithelial cells by PM2.5 exposure

Inorganic componentsOrganic components
MetalConcentration (μg/g)PAHConcentration (ng/g)
Be0.343Naphthalene75.285
B263.538Acenaphthylene923.445
Al1028.309Acenaphthene21.214
Ti46.822Fluorene31.340
V22.985Phenanthrene200.969
Cr68.365Anthracene21.593
Mn352.490Fluoranthene255.026
Fe3176.148Pyrene125.720
Co4.881Benzo(a)anthracene299.631
Ni34.913Chrysene1583.644
Cu140.723Benzo[b]fluoranthene1161.528
Zn2938.283Benzo[k]fluoranthene1034.071
As49.031Benzo[a]pyrene389.603
Se39.217Dibenzo(a,h)anthracene130.953
Mo19.125Benzo[g,h,i]perylene885.796
Ag1.639Indeno(1,2,3-cd)pyrene468.698
Cd9.964  
Sb25.977  
Ba83.211  
Tl3.101  
Pb280.036