Table 3.

PAHs concentration in indoor and outdoor environment of industrial sampling site

PAHs	Outdoor						Indoor
	PM10		PM2.5		PM1		PM10		PM2.5		PM1
	Winter	Summer	Winter	Summer	Winter	Summer	Winter	Summer	Winter	Summer	Winter	Summer
Nap	10.22 ± 0.87	9.65 ± 1.18	6.58 ± 0.53	6.03 ± 0.46	4.49 ± 0.32	4.02 ± 0.45	8.37 ± 0.29	7.91 ± 1.00	5.39 ± 0.70	4.94 ± 0.25	3.68 ± 0.22	3.29 ± 0.46
Acy	8.98 ± 0.77	8.08 ± 1.04	5.38 ± 0.44	5.00 ± 0.54	3.97 ± 0.33	3.48 ± 0.39	7.08 ± 0.23	6.37 ± 0.92	4.24 ± 0.57	3.94 ± 0.34	3.13 ± 0.26	2.74 ± 0.40
Ace	4.74 ± 0.41	4.07 ± 0.56	3.25 ± 0.26	3.00 ± 0.33	2.39 ± 0.16	1.94 ± 0.22	3.54 ± 0.17	3.04 ± 0.53	2.42 ± 0.35	2.24 ± 0.21	1.78 ± 0.11	1.45 ± 0.22
Flu	116.75 ± 10.09	109.54 ± 13.62	72.83 ± 5.89	68.39 ± 4.83	49.65 ± 3.54	44.37 ± 5.00	96.05 ± 3.90	90.11 ± 11.69	59.91 ± 7.76	56.26 ± 2.57	40.85 ± 2.46	36.50 ± 5.13
Phen	142.32 ± 12.16	128.17 ± 17.35	108.45 ± 8.78	99.43 ± 7.87	63.70 ± 4.63	58.84 ± 6.63	120.92 ± 3.12	108.90 ± 16.03	92.14 ± 11.56	84.48 ± 4.42	54.12 ± 3.31	49.99 ± 6.80
Anth	56.35 ± 4.82	50.77 ± 6.18	41.99 ± 3.4	38.09 ± 3.58	27.18 ± 2.36	23.58 ± 2.66	44.75 ± 1.57	40.32 ± 5.15	33.34 ± 4.48	30.25 ± 2.16	21.58 ± 1.91	18.73 ± 2.72
Flrt	69.41 ± 5.93	61.23 ± 8.14	51.7 ± 4.18	41.34 ± 3.01	33.71 ± 2.38	26.76 ± 3.02	52.73 ± 1.52	46.51 ± 7.43	39.27 ± 5.51	31.40 ± 1.63	25.61 ± 1.62	20.33 ± 3.09
Pyr	72.41 ± 6.19	58.74 ± 8.46	53.81 ± 4.35	46.10 ± 4.25	35.57 ± 2.70	29.06 ± 3.27	51.59 ± 1.92	41.85 ± 8.06	38.34 ± 5.74	32.58 ± 2.55	25.35 ± 2.01	20.70 ± 3.36
BaA	80.01 ± 6.83	70.23 ± 8.55	51.18 ± 4.14	44.15 ± 3.82	35.85 ± 3.01	32.57 ± 3.67	62.02 ± 2.08	54.44 ± 7.13	39.68 ± 5.46	34.22 ± 2.23	27.79 ± 2.4	25.25 ± 3.76
Chr	103.17 ± 8.81	95.66 ± 11.24	78.31 ± 6.34	72.25 ± 5.59	59.11 ± 4.29	52.02 ± 5.86	77.56 ± 2.59	71.91 ± 8.73	58.87 ± 8.35	54.31 ± 3.11	44.44 ± 3.05	39.11 ± 6.01
BbF	78.55 ± 6.71	67.29 ± 8.96	51.91 ± 4.2	47.62 ± 4.38	37.01 ± 3.10	33.71 ± 3.80	60.79 ± 2.05	52.07 ± 8.20	40.17 ± 5.53	36.85 ± 2.62	28.64 ± 2.46	26.09 ± 3.90
BkF	44.7 ± 3.82	37.73 ± 5.42	29.87 ± 2.42	26.33 ± 1.76	20.6 ± 1.56	18.16 ± 2.05	33.34 ± 0.98	28.14 ± 5.15	22.28 ± 3.18	19.64 ± 0.91	15.36 ± 1.16	13.55 ± 2.10
BaP	14.87 ± 1.27	13.3 ± 1.78	10.41 ± 0.84	9.78 ± 0.82	6.23 ± 0.47	5.66 ± 0.64	11.80 ± 0.33	10.56 ± 1.64	8.26 ± 1.11	7.76 ± 0.47	4.94 ± 0.35	4.49 ± 0.65
DahA	46.91 ± 4.01	42.53 ± 5.26	30.9 ± 2.50	29.95 ± 1.68	22.99 ± 1.74	19.96 ± 2.25	36.36 ± 1.03	32.96 ± 4.47	23.95 ± 3.29	23.22 ± 0.79	17.82 ± 1.3	15.57 ± 2.31
BghiP	44.2 ± 3.79	36.55 ± 4.57	24.02 ± 1.94	22.37 ± 1.87	17.70 ± 1.20	15.2 ± 1.71	31.99 ± 1.30	26.46 ± 3.94	17.39 ± 2.56	16.20 ± 1.08	12.81 ± 0.73	11.01 ± 1.76
Ind	10.19 ± 0.87	8.52 ± 1.33	5.33 ± 0.43	4.84 ± 0.41	3.55 ± 0.27	3.12 ± 0.35	8.02 ± 0.22	6.70 ± 1.30	4.19 ± 0.57	3.81 ± 0.23	2.79 ± 0.20	2.45 ± 0.36
PAHs	903.79 ± 77.19	799.33 ± 100.84	625.90 ± 50.66	564.66 ± 44.98	423.69 ± 31.78	372.43 ± 41.97	706.91 ± 23.26	628.26 ± 87.97	489.85 ± 66.72	442.36 ± 25.38	330.69 ± 23.44	291.13 ± 43.04
CANPAHs a	378.4 ± 32.31	335.26 ± 42.14	257.91 ± 20.87	234.92 ± 18.33	185.33 ± 14.36	165.2 ± 18.62	289.89 ± 9.27	256.80 ± 36.62	197.40 ± 27.49	179.82 ± 10.24	141.78 ± 10.9	126.40 ± 19.09
COMPAHs b	564.85 ± 48.29	497.57 ± 63.37	377.66 ± 30.56	341.83 ± 27.65	265.27 ± 19.95	233.87 ± 26.35	433.16 ± 15.35	382.26 ± 55.83	289.90 ± 40.26	261.90 ± 15.71	202.97 ± 14.76	179.14 ± 27.03

^aCarcinogenic PAHs includes: BaA, Chr, BbF, BkF, BaP, DahA, and Ind

^bCombustion PAHs includes: Flu, Pyr, BaA, Chr, BbF, BkF, BaP, BghiP, and Ind