Table 2. The identified VOCs for E. coli, S. aureus and C. albicans, and the percentage of the total area that their average peak covered (peak area %), after 4 hours in MB and TSB media.
In total, 9 types of VOCs by E. coli, 19 types by S. aureus and 42 types by C. albicans were generated in this period.
| Compound |
E. coli
in MB |
E. coli
in TSB |
S. aureus
in MB |
S. aureus
in TSB |
C. albicans
in MB |
C. albicans
in TSB |
|---|---|---|---|---|---|---|
| (e)-2-hexyl ester-butanoic acid | - | - | - | - | 6.64 | 4.24 |
| (z)-2-octene-1-ol | - | - | - | - | 0.69 | 0.54 |
| (z)-4-decan-1-ol | - | - | - | - | 0.70 | 0.46 |
| 1,2-benzenedicarboxylic acid | - | - | - | - | 0.29 | 0.31 |
| 1,2-butadiene | - | - | 0.37 | 4.02 | - | - |
| 1,3-butadiene | - | - | - | - | 1.40 | - |
| 1,3-heptadiene | - | - | 81.33 | - | 0.23 | 0.47 |
| 1,5-decadiene | - | - | - | - | 1.01 | 3.00 |
| 1,9-decadiene | - | 0.01 | - | - | 0.20 | 3.59 |
| 1-decyne | 2.36 | - | 0.59 | 16.47 | 2.81 | 1.40 |
| 1-methoxy-2-propanol | - | - | 0.20 | - | - | - |
| 2-(phenylmethylene)-octanal | - | - | - | - | 1.55 | 1.63 |
| 2,3-pentandione | - | - | 7.07 | 21.67 | - | - |
| 2,5-(1,1-dimethylethyl)-phenol | - | - | - | - | 0.69 | 0.43 |
| 2,5-dimethyl pyrazine | - | - | - | - | - | 3.48 |
| 2-acetyl-1-pyrroline | - | 0.07 | - | - | - | - |
| 2-ethenyl-6-methyl-pyrazine | 0.01 | - | 0.80 | - | 7.33 | - |
| 2-ethyl hexanol | - | - | - | 1.05 | - | - |
| 2-heptanone | 0.02 | 0.33 | - | - | - | - |
| 2-hexan-1-ol | - | - | - | - | 0.33 | 0.23 |
| 2h-tetrazole-5-carboxylicacid, 2-phenyl | - | - | 0.48 | - | 1.44 | 1.59 |
| 2-methyl-2-undecanethiol | - | - | 0.24 | - | - | - |
| 3-methyl-1,5-heptadiene | - | - | 0.60 | - | 0.76 | 0.53 |
| 4-t-butyl-2-(1-methyl-2-
nitroethyl)cyclohexane |
- | - | - | - | 6.05 | 5.81 |
| 5.5-dodecadinyl-1, 12-diol | - | - | - | - | 5.16 | 0.51 |
| 6-methyl-5-hepten-2-one | - | - | - | - | 0.31 | 0.20 |
| benzaldehyde | - | - | - | - | 0.83 | 0.68 |
| butyraldehyde | - | - | 0.38 | - | - | - |
| cadinene | - | - | - | - | 0.79 | 0.34 |
| carbamic acid | - | - | - | - | 18.10 | 8.19 |
| caryophyllene | - | 0.02 | - | 4.88 | - | - |
| cedrol | - | - | - | - | 0.36 | 0.36 |
| cis-dihydro-α-terpinyl acetate | - | - | - | 17.90 | - | - |
| cyclohexene, 4-ethenyl- | - | - | 0.08 | 6.77 | - | - |
| dimethyl octenal | - | - | - | - | 0.58 | - |
| dimethylethyl cyclohexanol | - | - | - | - | 0.79 | 0.22 |
| dodecenal | - | - | - | - | 0.52 | 0.39 |
| dodecenol | - | - | - | - | 0.61 | 2.54 |
| eicosane | - | - | - | - | - | 0.29 |
| ethyl butanoate | 0.01 | - | 7.57 | 12.21 | 6.63 | 0.73 |
| indole | 97.05 | 99.46 | - | 0.82 | 0.34 | - |
| levomenthol | - | - | - | 3.74 | - | - |
| longifolene | - | - | - | - | 0.31 | 0.26 |
| longifolol | - | - | - | - | 5.66 | 22.07 |
| methyl isopropyl hexenal | - | - | - | - | 1.11 | 0.59 |
| naphthalenol | - | - | - | - | - | 0.37 |
| octacosane | - | - | - | - | 1.74 | 1.60 |
| octyl acetate | - | - | - | - | 0.34 | - |
| pentadecane | - | - | - | 0.87 | 1.80 | 1.38 |
| phthalic acid, butyl ester | - | - | - | - | 0.60 | 0.36 |
| tetradecanol | - | - | - | - | 0.61 | 0.26 |
| tridecanol | - | - | - | - | 0.34 | 0.34 |
| zingiberene | - | - | - | - | 1.27 | 1.12 |
| β-santalol | - | 0.03 | - | 5.16 | 6.52 | 14.15 |
| sesquiphellandrene | - | - | - | - | 2.00 | 0.70 |