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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
PM2.5
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
Σ7PBDEsa 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
  1. nd means not detected
  2. aΣ7PBDE(-28, -47, -99, -100, 153, -154, -183)