Research Article

Optimization and Validation of Thermal Desorption Gas Chromatography-Mass Spectrometry for the Determination of Polycyclic Aromatic Hydrocarbons in Ambient Air

Table 7

Descriptive statistics of the individual particle-bound PAH concentrations measured in the city of Bilbao.

PAHNAverage (ng·m−3)SD (ng·m−3)Min. (ng·m−3)Max. (ng·m−3)5th percentile (ng·m−3)95th percentile (ng·m−3)

Ace1800.220.271.690.020.85
FL1820.080.070.010.610.020.22
Phe1820.170.120.030.800.050.41
Ant1820.040.050.480.010.14
Ft1820.260.220.031.380.060.73
Pyr1820.270.230.021.480.050.73
BghiFt1180.200.190.010.870.030.60
BcP1810.060.060.400.20
CPP730.070.160.950.48
BaA1820.160.220.011.450.020.62
Triph1640.140.130.020.740.030.43
Chry1820.220.240.031.350.040.81
BbFt + BjFt1750.500.760.035.980.062.08
BkFt1740.180.230.011.410.030.64
BaFt1410.050.070.390.21
BeP1690.260.320.011.830.030.93
BaP1700.160.200.011.160.020.70
Per1590.030.040.190.14
DBajA1110.010.010.060.03
IP1610.170.241.520.010.70
DBahA + DBacA1430.050.060.380.19
BbC620.010.010.050.04
Pic630.030.040.240.13
BghiP1740.200.190.011.030.040.66
Anthan480.030.050.260.15
Cor530.100.120.010.440.020.36

PAH listed as priority pollutant by US-EPA.