Retention time (min) | Belly | Shoulder butt | Identification method | |||||
---|---|---|---|---|---|---|---|---|
QG 1+ | QG 1 | QG 2 | QG 1+ | QG 1 | QG 2 | |||
Aldehydes | ||||||||
Propanal | 1.723 | 0.03±0.01 | 0.04±0.01 | 0.05±0.02 | 0.03±0.01 | 0.03±0.01 | 0.03±0.01 | MS+STD |
2-Ethylhexanal | 2.167 | 0.01±0.01 | 0.02±0.01 | 0.03±0.01 | 0.02±0.01 | 0.01±0.01 | 0.01±0.01 | MS+STD |
3-Methylbutanal | 2.72 | 0.02±0.01 | 0.02±0.01 | 0.04±0.02 | 0.02±0.02 | 0.01±0.01 | 0.02±0.01 | MS+STD |
2-Methylbutanal | 2.829 | 0.02±0.02 | 0.03±0.02 | 0.08±0.04 | 0.04±0.03 | 0.02±0.02 | 0.03±0.02 | MS+STD |
Hexanal | 6.121 | 3.06±0.19 | 2.82±0.14 | 2.72±0.26 | 2.50±0.46 | 2.56±0.33 | 2.95±0.23 | MS+STD |
2-Methyl-4-pentenal | 7.815 | 0.00±0.01 | ND | ND | ND | 0.01±0.01 | 0.01±0.01 | MS |
Heptanal | 9.261 | 0.17±0.05 | 0.16±0.05 | 0.16±0.03 | 0.23±0.05 | 0.25±0.05 | 0.27±0.04 | MS+STD |
E,2-Heptenal | 10.755 | 0.04±0.02 | 0.04±0.02 | 0.04±0.02 | 0.07±0.02 | 0.06±0.02 | 0.06±0.02 | MS+STD |
Benzaldehyde | 10.873 | 0.04±0.01 | 0.04±0.01 | 0.06±0.02 | 0.08±0.01 | 0.05±0.01 | 0.05±0.02 | MS+STD |
Octanal | 11.915 | 0.18±0.11 | 0.21±0.03 | 0.21±0.09 | 0.24±0.06 | 0.26±0.04 | 0.27±0.06 | MS+STD |
Benzenacetaldehyde | 12.874 | 0.01±0.01 | 0.01±0.01 | 0.02±0.01 | 0.02±0.02 | 0.01±0.01 | 0.01±0.00 | MS+STD |
E,2-Octenal | 13.19 | 0.02±0.02 | 0.03±0.01 | 0.02±0.01 | 0.03±0.02 | 0.03±0.01 | 0.02±0.00 | MS+STD |
Nonanal | 14.198 | 0.21±0.08 | 0.20±0.05 | 0.18±0.05 | 0.53±0.14 | 0.26±0.05 | 0.25±0.04 | MS+STD |
E,2-Nonenal | 15.33 | 0.10±0.06 | 0.06±0.03 | 0.14±0.13 | 0.05±0.04 | 0.10±0.06 | 0.10±0.07 | MS+STD |
E,E-2,4-Decadienal | 16.229 | ND | ND | ND | 0.01±0.00 | 0.01±0.00 | 0.01±0.01 | MS+STD |
2-Undecenal | 17.277 | ND | ND | ND | 0.01±0.00 | 0.01±0.00 | 0.00±0.00 | MS+STD |
2-Methylundecanal | 17.471 | ND | ND | ND | 0.02±0.01 | 0.01±0.00 | 0.01±0.00 | MS |
Alcohols | ||||||||
1-Penten-3-ol | 3.067 | 0.01±0.00 | 0.01±0.00 | 0.01±0.00 | 0.01±0.00 | 0.01±0.00 | 0.01±0.00 | MS+STD |
4-Amino-1-hexanol | 3.302 | 0.15±0.09 | 0.20±0.05 | 0.20±0.05 | 0.22±0.04 | 0.14±0.08 | 0.17±0.02 | MS |
1-Pentanol | 5.026 | 0.16±0.02 | 0.13±0.02 | 0.12±0.02 | 0.12±0.01 | 0.12±0.02 | 0.14±0.02 | MS+STD |
1-Heptanol | 11.112 | 0.02±0.01 | 0.01±0.01 | 0.01±0.01 | 0.04±0.01 | 0.02±0.01 | 0.03±0.01 | MS+STD |
1-Octen-3-ol | 11.356 | 0.11±0.06 | 0.08±0.06 | 0.09±0.04 | 0.12±0.04 | 0.12±0.05 | 0.07±0.03 | MS+STD |
2-Ethyl-1-hexanol | 12.588 | 0.03±0.01 | 0.03±0.00 | 0.03±0.00 | 0.08±0.08 | 0.03±0.02 | 0.03±0.01 | MS |
Hydrocarbons | ||||||||
Toluene | 4.929 | 0.01±0.00 | 0.01±0.00 | 0.01±0.00 | 0.02±0.00 | 0.01±0.00 | 0.01±0.00 | MS+STD |
1,3-Dimethyl benzene | 7.982 | 0.01±0.01 | 0.01±0.01 | 0.02±0.00 | 0.00±0.00 | 0.01±0.01 | 0.01±0.00 | MS |
Xylene | 8.915 | 0.08±0.02 | 0.07±0.03 | 0.07±0.04 | 0.03±0.00 | 0.06±0.03 | 0.06±0.02 | MS |
2,4-Dimethylhexane | 13.029 | 0.03±0.01 | 0.02±0.01 | 0.03±0.01 | 0.03±0.01 | 0.03±0.00 | 0.03±0.01 | MS |
Benzoic acid | 15.433 | 0.06±0.01 | 0.05±0.01 | 0.05±0.04 | ND | ND | ND | MS+STD |
Tridecane | 16.101 | ND | ND | ND | 0.03±0.01 | 0.01±0.01 | 0.01±0.00 | MS |
Furans | ||||||||
2-Pentylfuran | 11.581 | 0.27±0.08 | 0.27±0.03 | 0.21±0.08 | 0.14±0.05 | 0.19±0.05 | 0.25±0.05 | MS+STD |
2-Octylfuran | 15.965 | 0.04±0.01 | 0.03±0.00 | 0.02±0.01 | 0.02±0.01 | 0.03±0.01 | 0.03±0.01 | MS+STD |
Nitrogen and sulfur containing compounds | ||||||||
4-Methylthiazole | 11.475 | 0.19±0.09 | 0.20±0.01 | 0.17±0.03 | 0.11±0.03 | 0.15±0.04 | 0.16±0.03 | MS+STD |
2,5-Dimethyl-pyrazine | 9.558 | 0.01±0.01 | 0.01±0.01 | 0.04±0.03 | 0.02±0.02 | 0.02±0.01 | 0.01±0.01 | MS+STD |
Carbon disulfide | 1.862 | ND | 0.01±0.00 | 0.01±0.01 | 0.01±0.00 | 0.01±0.00 | 0.01±0.00 | MS+STD |
2-Ethyl-3,5-dimethyl-pyrazine | 13.575 | 0.02±0.01 | 0.02±0.00 | 0.02±0.01 | 0.04±0.02 | 0.02±0.00 | 0.02±0.00 | MS |