Table 1.
Concentrations of PAHs in ng m−3.
| PAHs (ng m−3) | BG 1, PM2.5 | BB 2, PM2.5 | BG, TSP | BB, TSP | ||||
|---|---|---|---|---|---|---|---|---|
| Autumn-Winter | Spring-Summer | Autumn-Winter | Spring-Summer | Autumn-Winter | Spring-Summer | Autumn-Winter | Spring-Summer | |
| Flu | 4.46 ± 1.71 | 0.28 ± 0.34 | 1219.6 ± 1208.1 | 923.1 ± 911.2 | 1.52 ± 1.28 | 0.27 ± 0.20 | 735.5 ± 678.4 | 996.4 ± 788.9 |
| Pyr | 3.09 ± 0.84 | 0.44 ± 0.32 | 1166.0 ± 1150.5 | 695.8 ± 666.0 | 1.87 ± 1.22 | 0.43 ± 0.24 | 571.7 ± 499.2 | 605.0 ± 507.8 |
| BaA | 0.71 ± 0.57 | 0.34 ± 0.31 | 793.4 ± 566.3 | 455.1 ± 250.3 | 3.08 ± 2.99 | 0.22 ± 0.22 | 668.1 ± 572.3 | 164.9 ± 125.0 |
| Chr | 0.69 ± 0.37 | 0.16 ± 0.09 | 409.1 ± 292.2 | 185.7 ± 134.6 | 3.37 ± 2.95 | 0.37 ± 0.21 | 301.9 ± 219.7 | 177.8 ± 112.2 |
| BbF | 1.14 ± 0.55 | 0.42 ± 0.23 | 172.5 ± 132.4 | 261.0 ± 139.5 | 4.36 ± 3.31 | 0.64 ± 0.51 | 160.1 ± 91.0 | 158.8 ± 96.0 |
| BkF | 0.55 ± 0.29 | 0.17 ± 0.08 | 93.9 ± 75.2 | 32.9 ± 21.3 | 2.09 ± 1.53 | 0.32 ± 0.21 | 70.0 ± 42.8 | 21.4 ± 14.9 |
| BaP | 1.04 ± 0.80 | 0.15 ± 0.09 | 390.2 ± 289.7 | 424.2 ± 233.7 | 1.52 ± 1.11 | 0.37 ± 0.35 | 109.9 ± 63.6 | 110.9 ± 65.5 |
| DBA | 0.46 ± 0.18 | 0.05 ± 0.02 | 42.0 ± 42.7 | 74.1 ± 78.6 | 0.25 ± 0.22 | 0.05 ± 0.04 | 13.1 ± 10.5 | 28.3 ± 10.2 |
| IDP | 2.35 ± 1.23 | 0.61 ± 0.33 | 201.0 ± 151.6 | 144.0 ± 104.9 | 1.87 ± 1.08 | 0.75 ± 0.40 | 69.8 ± 68.1 | 77.3 ± 55.1 |
| Total | 14.41 ± 3.69 | 2.60 ± 1.31 | 4487.6 ± 3850.1 | 3064.1 ± 2370.3 | 19.92 ± 15.37 | 3.41 ± 1.93 | 2700.1 ± 1965.3 | 2340.8 ± 1732.8 |
1 Background samples, 2 RS Burning samples. Abbreviations: Flu: Fluoranthene; Pyr: Pyrene; BaA: Benz[a]anthracene; Chr: Chrysene; BbF: benzo[b]fluoranthene; BkF: Benzo[k]fluoranthene; BaP: Benzo[a]pyrene; DBA: Dibenz[a,h]anthracene; IDP: Indeno[1,2,3- cd]pyrene; PM2.5: Particulate matter with diameter < 2.5µm; TSP: Total suspended particulate.