Research Article
Study on Cut Tobacco Drying Process Based on HS-GC/MS: Principal Component Analysis, Similarity Analysis, Drying Conditions, and Drying Mechanism
Table 1
Data of HS-GC/MS results of various drying parameters.
| Compound name | Content (μg/kg) | CK | 90°C | 100°C | 115°C | 120°C |
| Cyclopentane, methyl- | 0 | 0 | 56.64 | 0 | 0 | Isovaleraldehyde | 2.49 | 2.79 | 2.48 | 3.98 | 0.8 | Butanal, 2-methyl- + acetol | 1.26 | 3.1 | 3.59 | 20.22 | 5.44 | Propanoic acid | 0.77 | 1.53 | 1.2 | 2.12 | 0.53 | 1-Penten-3-one | 0.37 | 0.5 | 1.39 | 0.06 | 0.03 | 2,3-Pentanedione | 0.69 | 1.07 | 0 | 6.82 | 1.89 | 2-Butanone, 3-hydroxy- | 0.44 | 0.43 | 0.5 | 2.64 | 0.64 | 2,3-Butanediol (Z) | 0.32 | 1.23 | 0.82 | 1.33 | 0.3 | 2,3-Butanediol (E) | 0.39 | 2.09 | 1.72 | 1.49 | 0.33 | Hexanal | 0.45 | 0.34 | 0.32 | 0.42 | 0.1 | 3(2H)-Furanone, dihydro-2-methyl- | 0.52 | 0.74 | 0.93 | 6.57 | 1.35 | Furfural | 1.91 | 3.46 | 5.11 | 22.04 | 9.44 | Furfuryl alcohol | 1.13 | 2.18 | 3.31 | 24.15 | 7.93 | 2-Propanone, 1-(acetyloxy)- | 0.12 | 0.19 | 0.43 | 2.51 | 0.72 | 2-Cyclopentene-1,4-dione | 0.16 | 0.49 | 0.65 | 2.92 | 1.08 | 2-Acetylfuran | 0.11 | 0.14 | 0.27 | 2.42 | 0.91 | γ-Butyrolactone | 0.13 | 0.33 | 0.39 | 1.75 | 0.53 | 2-Furanmethanol, 5-methyl- | 0.14 | 0.18 | 0.27 | 1.41 | 0.28 | Benzaldehyde | 0.2 | 0.15 | 0.13 | 2.7 | 1.05 | Furfural, 5-methyl- | 0.06 | 0.14 | 0.22 | 2.7 | 1.05 | 2,4-Dihydroxy-2,5-dimethyl-3(2H)-furan-3-one | 0.27 | 0.73 | 0.84 | 3.54 | 1.16 | 5-Hepten-2-one, 6-methyl- | 0.33 | 0.4 | 0.38 | 0.85 | 0.24 | Benzyl alcohol | 0.35 | 0.36 | 0.23 | 2.51 | 0.17 | Benzeneacetaldehyde | 0.48 | 0.57 | 0.52 | 0.55 | 0.22 | 2-Acetylpyrrole | 0.26 | 0.38 | 0.37 | 0.97 | 0.23 | Pentanoic acid, 2-methyl-, anhydride | 0.1 | 0.33 | 0.19 | 0.25 | 0.09 | Undecane | 0 | 0.28 | 0.26 | 0.2 | 0.11 | 2-Decene, 5-methyl- | 0.09 | 0.14 | 0.12 | 0.1 | 0.05 | Phenylethyl alcohol | 0.13 | 0.17 | 0.17 | 0.28 | 0.02 | 4H-Pyran-4-one, 2,3-dihydro-3,5-dihydroxy-6-methyl- | 5.45 | 8.75 | 9.42 | 48.52 | 18.21 | Dodecane | 0 | 0.6 | 0.52 | 0.57 | 0.36 | Hexadecane | 0 | 0.19 | 0.17 | 7.01 | 0.16 | Nicotine | 132.3 | 239.7 | 188.2 | 204.7 | 81.6 | Solanone | 1.04 | 1.46 | 1.69 | 4.03 | 1.06 | Actinidiolide, dihydro- | 0.08 | 0.14 | 0.08 | 0.14 | 0.03 | Maltolazine | 1.34 | 2.61 | 1.61 | 7.1 | 0.4 | Neophytadiene | 2.49 | 47.82 | 39.28 | 30.18 | 16.27 |
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