Preliminary Results on the Use of Leather Chrome Shavings for Air Passive Sampling
Table 2
Analytical features of the HS-GC-MS determination of studied VOCs using chrome-shavings-based passive samplers.
Compound
r
a
LODb (ng sampler−1)
LOQc (ng sampler−1)
Reproducibilityd (%)
RSDe (%)
Carbon disulfide
0.99904
20
60
22.5
20.0
Chloroform
0.99323
75
120
9.6
2.1
1,1,1-Trichloroethane
0.99995
20
80
8.9
5.4
1,2-Dichloroethane
0.99998
75
110
9.3
7.9
Benzene
0.99973
75
100
5.1
3.4
Cyclohexane
0.99852
75
120
4.3
4.6
2,2,4-Trimethylpentane
0.99973
20
60
6.2
4.3
Trichloroethylene
0.99930
75
150
2.9
2.6
Bromodichloromethane
0.99620
75
130
4.9
2.2
Toluene
0.99903
20
60
2.8
1.7
Dibromochloromethane
0.99868
75
150
3.9
1.8
Tetrachloroethene
0.99967
20
70
4.6
2.8
Ethylbenzene
0.99835
20
70
7.0
6.3
m,p-Xylene
0.99842
20
80
8.0
6.8
Bromoform
0.99858
75
150
7.0
6.0
o-Xylene
0.9994
20
80
9.5
7.0
orrelation coefficients. imit of detection. imit of quantification. eproducibility at 2.5 μg spiked level (). elative standard deviation at 2.5 μg spiked level ().