Table 3.
Percentage of peak area of the total volatile composition of tomato sauces obtained in the HS-SPME/GC–MS analysis directly calculated from total ion current (TIC) (Mean ± standard deviation (SD), n = 3) and retention times.
| Compound | Rt (min) | S1 | CS1 | CS2 | CS3 | CS4 | CS5 | CS6 |
|---|---|---|---|---|---|---|---|---|
| trans-2-heptenal | 12.77 | 0.66 ± 0.07a | 0.83 ± 0.36b | 0.73 ± 0.14b | 0.75 ± 017b | 0.88 ± 0.36b | 0.88 ± 0.11b | 1.11 ± 0.21b |
| 2-hexenal | 10.75 | 0.67 ± 0.04 | Nd | Nd | Nd | Nd | Nd | Nd |
| 1-octanol | 14.58 | 1.26 ± 0.21 | Nd | Nd | Nd | Nd | Nd | Nd |
| 2,4-dimehyl-thiophene | 11.41 | 1.34 ± 0.31a | 1.64 ± 0.14a | 1.36 ± 0.14a | 1.26 ± 0.21a | 1.43 ± 0.33a | 1.76 ± 0.25a | 0.28 ± 0.01b |
| furfural | 10.59 | 1.36 ± 0.23 | 0.84 ± 0.11 | 1.02 ± 0.21 | 1,34 ±0.14 | 1.26 ± 27 | 1.35 ± 0.12 | Nd |
| hexanal | 9.32 | 1.70 ± 0.32a | 0.53 ± 0.06b | 0.60 ±0.11b | 0.51 ± 0.05b | 0.45 ± 0.25b | 0.70 ± 0.10b | 0.89 ± 0.12c |
| benzaldehyde | 13.01 | 1.70 ± 0.42a | 0.44 ± 08b | 0.39 ± 0.10b | 0.44 ± 0.07b | 0.42 ± 0.07b | 0.33 ± 0.03b | 0.38 ± 0.04b |
| 6-methyl-5-hepten-2-one | 13.10 | 1.82 ± 0.45 | 2.16 ± 0.84 | 3.55 ± 0.85 | 2.21 ± 0.74 | 3.04 ± 0.73 | 3.24 ± 0.40 | 3.63 ± 0.35 |
| alpha-farnesene | 20.51 | 1.99 ± 0.56 | 0.89 ± 0.18 | 0.71 ± 0.33 | 1.03 ± 0.19 | 1.08 ± 0.54 | 0.47 ± 0.20 | Nd |
| di-2-propenyltrisulfide | 18.38 | 3.05 ± 0.46 | Nd | Nd | Nd | Nd | Nd | Nd |
| methyl-2-propenyldisulfide | 11.70 | 3.68 ± 0.65a | 0.50 ± 0.06b | 0.85 ± 0.18b | 0.65 ± 0.15b | 0.64 ± 0.28b | Nd | 0.22 ±0.02c |
| 2-methyl-2-pentenal | 10.16 | 5.40 ± 0.70a | 2.21 ± 0.69b | 1.99 ± 0.16b | 1.49 ± 0.38b | 1.18 ± 0.40b | 1.52 ± 0.30b | 0.34 ± 0.01c |
| 3,4-dihydro-3-vinyl-1,2-dithiin | 16.92 | 26.34 ± 3.13 | Nd | Nd | Nd | Nd | Nd | Nd |
| di-2-propenyldisulfide | 14.76 | 47.12 ± 5.20a | 2.84 ± 0.57b | 16.76 ± 1.30c | 4.94 ± 0.91b | 2.99 ± 1.31b | 0.58 ± 0.10d | 6.36 ± 0.39b |
| 1,2-dimethyl-benzene | 10.52 | Nd | 0.55 ± 0.26 | 0.33 ± 0.07 | 0.41 ± 0.08 | 0.47 ± 0.18 | 0.60 ± 0.18 | Nd |
| benzeneacetaldehyde | 14.57 | Nd | 2.27 ± 0.48 | 1.14 ± 0.23 | 2.69 ± 0.46 | 3.02 ± 0.33 | 2.36 ± 0.54 | Nd |
| limonene | 13.38 | Nd | 0.33 ± 0.05 | 0.33 ± 0.07 | 0.37 ± 0.03 | 2.15 ± 0.61 | 0.25 ± 0.23 | 0.23 ± 0.02 |
| octanal | 13.32 | Nd | 1.18 ± 0.26 | 1.14 ± 0.23 | 1.39 ± 0.27 | 1.09 ± 0.44 | 0.97 ± 0.26 | 1.41 ± 0.17 |
| octane | 8.43 | Nd | 1.30 ± 0.44a | 1.01 ± 0.16a | 0.82 ± 25a | 1.04 ± 0.33a | 2.47 ± 0.47b | 4.16 ± 0.14c |
| trans,trans-2,4-decadienal | 18.75 | Nd | 10.60 ± 3.82 | 10.73 ± 2.25 | 10.30 ± 1.91 | 10.91 ± 3.4 | 2.84 ± 0.04 | 1.89 ± 0.11 |
| trans-2-decenal | 17.81 | Nd | 7.05 ± 1.00 | 7.09 ± 2.39 | 7.84 ± 1.48 | 7.00 ± 3.60 | 5.26 ± 1.62 | 5.44 ± 0.48 |
| dipropyldisulfide | 15.08 | Nd | 14.88 ± 1.87 | 14.88 ± 1.87 | 12.01 ± 0.19 | 11.07 ± 2.54 | Nd | Nd |
| trans-Citral | 18.03 | Nd | 0.71 ± 0.29 | 0.71 ± 0.29 | Nd | Nd | Nd | Nd |
| trans-propenylpropyldisulfide | 15.27 | Nd | 2.42 ± 0.39 | 2.42 ± 0.39 | 2.62 ± 0.54 | 2.96 ± 1.07 | Nd | Nd |
| Eucalyptol | 13.61 | Nd | Nd | Nd | Nd | 16.37 ± 1.47 | Nd | Nd |
| 1-methyl-4-(1-methylethyl)-benzene | 13.46 | Nd | Nd | Nd | Nd | 2.52 ± 0.44 | Nd | Nd |
| 2,4-heptadienal | 13.91 | Nd | Nd | Nd | 1.66 ± 0.54 | 0.63 ± 0.08 | 0.48 ± 0.11 | Nd |
| 2-methyl-5-(1-methylethyl)-phenol | 18.83 | Nd | Nd | Nd | 14.62 ± 4.14 | Nd | Nd | Nd |
| 4-terpineol | 16.46 | Nd | Nd | Nd | 1.71 ± 0 41 | 2.5 2± 0.30 | Nd | Nd |
| alpha-amorphene | 20.44 | Nd | Nd | Nd | Nd | 0.63 ± 0.07 | Nd | Nd |
| alpha-copaene | 19.07 | Nd | Nd | Nd | Nd | 2.65 ± 0.37 | Nd | Nd |
| alpha-humulne | 20.40 | Nd | Nd | Nd | Nd | 0.48 ± 0.19 | Nd | Nd |
| alpha-terpineol | 16.76 | Nd | Nd | Nd | 2.46 ± 0.09 | 7.66 ± 1.32 | Nd | Nd |
| beta-caryophyllene | 19.92 | Nd | Nd | Nd | 3.69 ± 0.39 | Nd | Nd | Nd |
| borneol L | 16.61 | Nd | Nd | Nd | 21.40 ± 3.19 | 5.98 ± 1.07 | Nd | Nd |
| camphene | 11.95 | Nd | Nd | Nd | Nd | 0.59 ± 0.23 | Nd | Nd |
| camphor | 16.31 | Nd | Nd | Nd | Nd | 12.27 ± 2.62 | Nd | Nd |
| delta-cadinene | 20.98 | Nd | Nd | Nd | 0.91 ± 18 | 1.02 ± 0.42 | Nd | Nd |
| linalool | 15.01 | Nd | Nd | Nd | 4.43 ± 0.24 | 0.86 ± 0.34 | Nd | Nd |
| myrcene | 12.54 | Nd | Nd | Nd | Nd | 0.71 ± 0.16 | Nd | Nd |
| thymol | 18.60 | Nd | Nd | Nd | 1.47 ± 0.44 | Nd | nd | Nd |