|
Compound
|
Coefficient correlation (r2)
|
Calibration curve equation (y = ax + b)
|
Linear dynamic range (μg/L)
|
LOD (μg/L)
|
LOQ (μg/L)
|
Mean recovery (%)
|
RSD (%)
|
|---|
|
Dichloromethane
|
0.9991
|
y = 18054x + 213661
|
2.00–20.00
|
0.024
|
0.079
|
88.9
|
4.62
|
|
1,1-Dichloroethane
|
0.9998
|
y = 32546x − 500.11
|
0.15–20.00
|
0.023
|
0.076
|
92.7
|
7.17
|
|
Trichloromethane
|
0.9998
|
y = 34184x − 5046.6
|
0.15–20.00
|
0.019
|
0.063
|
95.1
|
4.16
|
|
1,2-Dichloroethane
|
0.9996
|
y = 13031x − 2191.5
|
0.15–20.00
|
0.036
|
0.120
|
93.3
|
2.65
|
|
Benzene
|
0.9997
|
y = 75303x + 9609.7
|
0.15–20.00
|
0.019
|
0.065
|
92.5
|
5.69
|
|
Trichloroethene
|
0.9990
|
y = 24918x − 6931.5
|
0.15–20.00
|
0.027
|
0.091
|
91.9
|
7.86
|
|
Bromodichloromethane
|
0.9988
|
y = 20290x − 8183.6
|
0.15–20.00
|
0.029
|
0.097
|
90.7
|
2.97
|
|
Toluene
|
0.9996
|
y = 97609x + 97944
|
0.25–20.00
|
0.017
|
0.058
|
94.0
|
6.14
|
|
Dibromochloromethane
|
0.9983
|
y = 10346x − 5086.4
|
0.15–20.00
|
0.039
|
0.130
|
88.9
|
3.41
|
|
Tetrachloroethene
|
0.9999
|
y = 22962x − 363.87
|
0.15–20.00
|
0.024
|
0.080
|
87.2
|
7.91
|
|
Tetrachloromethane
|
0.9993
|
y = 12673x − 3735.9
|
0.15–20.00
|
0.021
|
0.071
|
94.6
|
2.48
|
|
1,1,1,2-Tetrachloroethane
|
0.9993
|
y = 17912x − 5135
|
0.15–20.00
|
0.028
|
0.093
|
88.1
|
3.66
|
|
Ethylbenzene
|
0.9999
|
y = 121781x + 6841.1
|
0.15-20.00
|
0.015
|
0.050
|
92.7
|
6.17
|
|
P&M-Xylenea
|
0.9997
|
y = 44856x − 9081.3
|
0.30–40.00
|
0.011
|
0.037
|
95.1
|
7.14
|
|
Styrene
|
0.9999
|
y = 57766x − 10087
|
0.15–20.00
|
0.014
|
0.047
|
82.6
|
3.29
|
|
O-Xylene
|
0.9998
|
y = 93040x − 2895.5
|
0.15–20.00
|
0.021
|
0.071
|
95.9
|
4.58
|
|
Tribromomethane
|
0.9989
|
y = 4559.6x − 1681.6
|
0.15–20.00
|
0.035
|
0.116
|
89.4
|
3.19
|
|
1,1,2,2-Tetrachloroethane
|
0.9995
|
y = 8716.6x − 2753.5
|
0.15–20.00
|
0.040
|
0.133
|
91.3
|
2.65
|
|
Isopropylbenzene
|
0.9996
|
y = 133550x + 18469
|
0.15–20.00
|
0.012
|
0.038
|
91.9
|
6.98
|
|
N-Propylbenzene
|
0.9998
|
y = 236680x + 35492
|
0.15–20.00
|
0.016
|
0.054
|
94.3
|
7.83
|
|
1,3,5-Trimethylbenzene
|
0.9999
|
y = 112267x + 11792
|
0.15–20.00
|
0.016
|
0.056
|
95.0
|
7.24
|
|
1,2,4-Trimethylbenzene
|
0.9998
|
y = 107730x + 14524
|
0.15–20.00
|
0.015
|
0.045
|
97.4
|
5.65
|
|
1,3-Dichlorobenzene
|
0.9996
|
y = 44536x − 5264.9
|
0.15–20.00
|
0.013
|
0.043
|
98.6
|
3.04
|
|
1,4-Dichlorobenzene
|
0.9996
|
y = 39184x − 2500.3
|
0.15–20.00
|
0.019
|
0.061
|
99.2
|
3.71
|
|
1,2-Dichlorobenzene
|
0.9999
|
y = 31839x − 3378.3
|
0.15–20.00
|
0.011
|
0.035
|
98.4
|
2.61
|
|
1,3,5-Trichlorobenzene
|
0.9999
|
y = 31299x + 168.14
|
0.15–20.00
|
0.012
|
0.041
|
97.1
|
4.98
|
|
1,2,4-Trichlorobenzene
|
0.9999
|
y = 17134x − 2202.7
|
0.15–20.00
|
0.014
|
0.047
|
96.6
|
4.01
|
|
Naphthalene
|
0.9997
|
y = 17499x − 5484.5
|
0.15–20.00
|
0.012
|
0.040
|
95.3
|
5.22
|
|
Hexachloro-1,3-butadiene
|
0.9994
|
y = 16910x + 2436.6
|
0.15–20.00
|
0.025
|
0.083
|
93.8
|
9.19
|
|
1,2,3-Trichlorobenzene
|
0.9997
|
y = 9467.3x − 894.31
|
0.15–20.00
|
0.021
|
0.069
|
103.1
|
4.51
|
- aIn accuracy study, measurements of p&m-xylene were performed for 2 μg/L, 4 μg/L and 10 μg/L standard solutions
- RSD: relative standard deviation
