Table 2.

The concentration of PAHs (ng m⁻³) in six different situations

Abbr	ND		LD 1.0		LD 2.0		LD 3.0		LD 4.0		ULD 1.0
	PAHs	SD	PAHs	SD	PAHs	SD	PAHs	SD	PAHs	SD	PAHs	SD
Nap	8.25	1.16	0.61	0.16	0.88	0.09	1.15	0.34	0.87	0.53	3.39	0.58
Acy	6.02	1.55	0.73	0.16	1.08	0.14	0.88	0.28	1.01	0.78	2.67	0.66
Ace	7.04	0.89	1.38	0.40	0.86	0.17	1.39	0.37	1.10	0.52	3.44	0.62
Flu	7.64	0.71	0.74	0.38	0.98	0.14	0.61	0.56	0.86	0.65	3.11	0.78
Phe	10.94	1.86	1.02	0.16	1.08	0.15	1.13	0.41	1.01	0.53	4.17	0.98
Ant	11.98	1.38	0.90	0.09	1.34	0.20	0.63	0.42	0.92	0.57	4.71	1.24
Flua	10.25	1.56	0.82	0.22	1.06	0.20	1.24	0.49	1.12	0.75	4.27	1.49
Pyr	7.04	2.05	1.18	0.30	1.09	0.14	1.14	0.40	1.05	0.50	2.81	1.25
Chr	10.29	2.24	0.86	0.20	0.88	0.16	1.11	0.37	1.01	0.66	4.71	1.15
BaA	7.70	1.68	0.72	0.25	1.09	0.19	0.65	0.40	1.01	0.92	4.79	1.18
BbF	10.56	1.83	1.13	0.37	1.07	0.21	0.92	0.34	1.16	0.81	3.59	1.37
BkF	11.88	1.79	0.98	0.20	0.98	0.19	0.90	0.26	0.97	0.56	3.68	1.22
BaP	6.55	3.15	0.74	0.15	0.56	0.24	0.48	0.34	0.66	0.41	3.55	1.43
DBahA	5.82	0.72	0.91	0.17	1.10	0.32	1.10	0.35	1.11	0.72	3.81	0.96
B(ghi)P	6.06	0.64	1.14	0.26	1.02	0.15	0.85	0.19	1.03	0.64	3.78	0.38
IcP	7.69	1.39	1.06	0.36	1.12	0.13	1.27	0.31	1.29	1.00	4.95	0.69
ΣPAH	135.70	0.67	14.92	0.09	16.19	0.05	15.46	0.09	16.16	0.14	61.42	0.34

SD standard deviation, Abbr abbreviation

Naphthalene (Nap), Acenaphthylene (Acy), Acenaphthene (Ace), Fluorene (Flu), Phenanthrene (Phe), Anthracene (Ant), Fluoranthene (Flua), Pyrene (Pyr), Chrysene (Chr), Benzo[a]anthracene (BaA), Benzo[b]fluoranthene (BbF), Benzo[k]fluoranthene (BkF), Benzo[a]pyrene (BaP), Dibenzo[ah]anthracene (DBahA), Benzo[ghi]perylene (B(ghi)P), Indeno[123 cd]pyrene (IcP)