Table 3 Volatile compounds detected in LS cod loins stored at -2°C as influenced by storage time.
Compound | RI DB-5ms1 | Air 2 | MAP 2 | ||||
|---|---|---|---|---|---|---|---|
Days of storage | Days of storage | ||||||
2 | 13 | 23 | 13 | 22 | 28 | ||
TMA | < 200 | - | 8.6 | 210.7 | 8.4 | 96.6 | 76.2 |
acetic acid | 213 | - | 0.7 | 3.5 | - | 4.3 | 4.5 |
2-butanone | 214 | - | - | - | 1.3 | - | - |
ethyl acetate | 221 | - | - | 79.3 | - | - | 0.5 |
2-methyl-1-propanol | 229 | - | - | 12.4 | - | 5.2 | 6.4 |
3-methyl-butanal | 246 | - | 0.3 | 0.9 | - | - | 1.3 |
1-penten-3-ol | 263 | - | - | 1.2 | - | 2.3 | 1.8 |
3-pentanone | 271 | - | - | 2.4 | 6.8 | - | - |
S-methyl ester ethanethioic acid | 279 | - | - | 1.7 | - | - | - |
3-hydroxy-2-butanone | 288 | - | 7.3 | 47.7 | 12.8 | 48.2 | 58.8 |
3-methyl-1-butanol | 309 | 0.1 | 2.3 | 30.6 | 1.2 | 7.4 | 11.9 |
2, 3-butanediol | 366 | - | - | 0.5 | - | - | |
Hexanal | 394 | - | - | - | - | 0.8 | 0.8 |
Nonanal | 705 | 1.4 | 0.3 | - | 2.3 | - | 1.8 |
Decanal | 809 | 0.6 | - | 1.4 | - | 1.4 | 0.9 |