PAHs
MW
Structure
Retention time (min.)
SPME direct
SPME
glass
Syringe direct
Syringe glass
1,4-Cyclohexadiene
80
2.07
√
X
√
√
Benzene
78
2.27
√
√
√
√
Toluene
92
3.70
√
√
√
√
Styrene
104
5.91
√
√
√
√
Ethyl benzene
106
7.63
√
√
√
√
Indene
116
8.64
√
√
√
√
Benzene, propyl
120
8.68
√
√
X
√
Indane
118
9.34
X
√
√
√
Naphthalene, 1,2dihydro
130
10.36
√
√
√
√
Naphthalene
128
10.95
√
√
√
√
Naphthalene, 1-methyl
142
12.59
√
√
√
√
Biphenylene
152
14.72
√
√
√
√
Biphenyl
154
13.74
X
√
X
√
Anthracene
178
18.64
√
√
√
√
Pyrene
202
22.45
√
√
√
√