Seasonal distribution, gas–particle partitioning and inhalation exposure of brominated flame retardants (BFRs) in gas and particle phases

Meng, Yuan; Zhang, Hongli; Qiu, Yanling; Du, Xinyu; Niu, Dong; Lu, Zhibo; Zhu, Zhiliang; Zhao, Jianfu; Yin, Daqiang

doi:10.1186/s12302-019-0257-2

Environmental Sciences Europe

Table 1 Concentrations of BFRs in gas and particle phases (pg/m³)

From: Seasonal distribution, gas–particle partitioning and inhalation exposure of brominated flame retardants (BFRs) in gas and particle phases

	Gas n = 14		TSP n = 26		PM₁₀ n = 20		PM_2.5 n = 19
	Range	Geomean	Range	Geomean	Range	Geomean	Range	Geomean
HBB	< LOQ–8.06	1.26	< LOQ–13.3	0.56	< LOQ–6.74	0.16	< LOQ–7.81	0.27
BTBPE	< LOQ–0.21	0.03	0.72–15.67	1.78	< LOQ–8.14	0.69	0.27–7.87	1.06
BDE-28	< LOQ–2.60	0.48	< LOQ–0.60	0.01	< LOQ–0.43	0.01	< LOQ–0.39	0.01
BDE-47	0.26–4.08	1.03	0.01–3.25	0.23	0.01–1.33	0.14	< LOQ–1.40	0.03
BDE-66	0.01–0.88	0.23	< LOQ–2.35	0.04	< LOQ–0.59	0.02	< LOQ–0.79	0.02
BDE-99	< LOQ–1.20	0.19	< LOQ–6.44	0.61	0.12–4.60	0.49	< LOQ–3.51	0.49
BDE-100	0.03–0.87	0.18	0.02–3.71	0.29	< LOQ–2.59	0.13	< LOQ–2.49	0.14
BDE-153	0.02–0.99	0.19	0.08–5.06	0.59	0.07–2.84	0.32	0.04–3.51	0.37
BDE-154	0.02–1.38	0.11	0.11–9.59	0.70	0.09–4.01	0.37	0.05–5.31	0.44
BDE-183	< LOQ–0.70	0.08	0.27–12.48	1.98	0.24–8.13	1.02	0.17–15.07	1.16
BDE-194	nd	–	0.74–12.28	1.81	0.51–5.84	1.07	0.34–7.20	1.02
BDE-196	nd	–	0.69–12.71	2.33	0.65–4.97	1.27	0.49–14.25	1.26
BDE-197/204	nd	–	0.35–6.64	1.04	0.19–4.24	0.56	0.16–4.91	0.61
BDE-198/199/200/203	nd	–	0.19–3.52	0.52	0.15–1.18	0.28	0.10–3.52	0.32
BDE-201	nd	–	0.50–7.59	1.26	0.23–4.60	0.72	0.22–5.86	0.77
BDE-202	nd	–	0.01–6.52	0.76	< LOQ–5.01	0.22	< LOQ–5.58	0.22
BDE-206	nd	–	2.01–18.88	6.24	1.88–13.77	3.58	1.10–12.92	3.38
BDE-207	nd	–	2.49–21.24	6.45	2.19–14.46	3.93	1.43–10.93	3.39
BDE-208	nd	–	0.74–13.56	3.55	0.88–11.12	1.90	0.47–8.74	1.75
BDE-209	nd	–	12.96–311.56	62.56	5.46–283.09	29.01	6.09–268.58	21.23
Σ₇PBDEs^a	0.59–9.06	2.26	0.70–44.82	4.41	0.66–22.93	2.48	0.54–29.04	2.64
PBDEs	0.59–9.39	3.28	25.01–370.96	98.12	14.07–351.20	47.60	14.04–302.08	41.86
BFRs	0.66–13.7	5.96	25.82–376.27	101.70	14.58–365.49	49.50	15.17–304.89	44.21

nd means not detected
^aΣ₇PBDE(-28, -47, -99, -100, 153, -154, -183)

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