Table 2.
Concentration (ng m−3) of PAHs in the indoor PM2.5 samples of households, carcinogenic PAHs are given in italic. (ND: not detected)
| HH-1 | HH-2 | HH-3 | HH-4 | HH-5 | HH-6 | HH-7 | HH-8 | HH-9 | HH-10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Naphthalene | 6.2 | 5.4 | 7.0 | 6.1 | 6.2 | 5.1 | 4.7 | 5 | 5.8 | 5.6 |
| 2-methyl-naphthalene | 5.6 | 4.5 | 6.2 | 5.8 | 6.2 | 5.4 | 4.6 | 4.7 | 6.5 | 5.3 |
| 1-methyl-naphthalene | 5.5 | 1.9 | 2.4 | 2.5 | 6.1 | 2.2 | 1.9 | 1.85 | 2.7 | 2.3 |
| Acenaphthylene | 0.4 | 0.5 | 0.3 | 0.4 | ND | 0.4 | 0.6 | 0.25 | 0.3 | 0.7 |
| Acenaphthene | 0.2 | 0.1 | 0.6 | 0.3 | ND | 0.2 | 0.2 | 0.15 | 0.2 | 0.2 |
| Fluorene | 1.1 | 0.8 | 1.4 | 0.9 | 0.8 | 0.8 | 0.8 | 0.85 | 0.9 | 0.8 |
| Phenanthrene | 6.7 | 6.5 | 7.0 | 7.9 | 5.4 | 5.5 | 6.1 | 5.5 | 4.4 | 5.3 |
| Anthracene | 0.2 | 0.4 | 0.2 | 0.3 | 7.3 | 0.3 | 0.4 | 0.4 | 0.2 | 0.3 |
| Fluoranthene | 2.3 | 5.3 | 2.4 | 5.2 | 6.3 | 0.3 | 7.4 | 3 | 1.4 | 2.0 |
| Pyrene | 1.6 | 4.4 | 1.4 | 2.4 | 10.1 | 2.5 | 8.1 | 2.95 | 1.3 | 1.7 |
| Benzo (a)anthracene | 2.1 | 9.0 | 1.1 | 2.3 | 6.9 | 4.3 | 13.7 | 3.95 | 1.5 | 2.8 |
| Chrysene | 1.5 | 7.1 | 0.9 | 5.5 | 5.9 | 3.3 | 9.0 | 3.25 | 1.2 | 2.4 |
| Benzo(b)fluoranthene | 11.5 | 28.8 | 4.5 | 12.9 | 13.1 | 13.1 | 37.7 | 11.4 | 5.6 | 11.8 |
| Benzo(k)fluoranthene | 3.4 | 8.9 | 1.0 | 2.4 | 3.8 | 3.9 | 12.6 | 2.85 | 2.2 | 3.6 |
| Benzo(e)pyrene | 5.3 | 12.2 | 1.8 | 3.4 | 7.7 | 5.9 | 17.5 | 5.35 | 2.7 | 6.6 |
| Benzo(a)pyrene | 7.8 | 20.4 | 4.1 | 6.9 | 9.5 | 8.3 | 25.1 | 5.3 | 4.8 | 8.9 |
| Dibenzo[a.h] anthracene | 1.1 | 1.6 | 0.4 | 2.1 | ND | 0.5 | 1.7 | 0.75 | 0.3 | 0.8 |
| Indeno1.2.3CD-Pyrene | 4.4 | 11.8 | 2.4 | 4.0 | 5.4 | 4.9 | 14.4 | 2.95 | 2.6 | 5.1 |
| Benzo(g.h.i)perylene | 3.0 | 7.7 | 1.7 | 3.4 | 4.8 | 3.0 | 9.2 | 2.6 | 1.6 | 3.5 |
| Total PAH | 70.2 | 137.3 | 46.7 | 74.1 | 105.1 | 69.5 | 175.7 | 63 | 46.2 | 69.7 |