Table 1.
Types and percentage of volatile components in liquid milk before and after hydrolysis.
| Compounds | Control Group | Adding P. fluorescens | Adding C. carnipullorum | Adding L. raffinoltis | Adding A. guillouiae | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Kind | Relative Concentration (%) | Kind | Relative Concentration (%) | Kind | Relative Concentration (%) | Kind | Relative Concentration (%) | Kind | Relative Concentration (%) | |
| Alkanes | 6 | 14.41 | 15 | 17.43 | 15 | 16.00 | 8 | 15.30 | 9 | 6.35 |
| Ketone | 4 | 77.07 | 6 | 68.11 | 8 | 69.83 | 6 | 69.30 | 7 | 89.77 |
| Aldehydes | - | - | 1 | 0.25 | 1 | 0.14 | - | - | - | - |
| Acid | - | - | 3 | 0.48 | 2 | 0.22 | 2 | 0.08 | 3 | 0.15 |
| Alcohol | - | - | 2 | 3.52 | 4 | 4.10 | - | - | 2 | 0.42 |
| Esters | - | - | - | - | 1 | 0.13 | - | - | - | - |
| Alkene | 2 | 3.02 | 1 | 3.94 | 1 | 3.31 | 3 | 4.59 | 1 | 1.10 |
| Benzene | 5 | 9.22 | 4 | 6.28 | 4 | 6.13 | 5 | 10.73 | 4 | 2.15 |
| Others | - | - | - | - | - | - | - | - | 1 | 0.06 |
Note: “-” indicates not detected.