Table 1.
Initial quality of analysed oils.
| Oil | PV | p-AnV | TOTOX | K232 | K268 |
|---|---|---|---|---|---|
| PO | 42.52 d | 7.14 g | 98.96 e | 4.57 h | 3.63 i |
| HO | 19.42 c | 2.68 d | 41.51 d | 2.10 e | 0.50 g |
| LO | 0.95 a | 0.49 a | 2.38 a | 1.86 cd | 0.31 e |
| CO | 4.91 b | 1.92 c | 11.74 bc | 1.75 c | 0.26 c,d |
| RO | 0.85 a | 3.55 e | 5.25 a | 1.45 b | 0.17 b |
| BCO | 81.93 e | 3.91 e | 167.76 f | 5.61 i | 2.20 h |
| MTO | 0.92 a | 1.14 b | 2.98 a | 0.26 a | 0.03 a |
| EPO | 4.70 b | 1.16 b | 10.56 b | 2.85 g | 0.28 d,e |
| M1 | 0.33 a | 5.51 f | 6.16 a | 2.49 f | 0.27 d,e |
| M2 | 5.83 b | 2.76 d | 14.42 c | 2.80 g | 0.41 f |
| M3 | 0.35 a | 2.59 d | 3.29 a | 1.94 d | 0.23 c |
a–i—Different letters in the column indicate significant difference between values (p < 0.05). PV—peroxide value; p-AnV—p-anisidine value; Totox—total oxidation indictor; K232 and K268—specific extinction coefficient at wavelength λ = 232 and 268. PO—pumpkin oil; HO—hemp oil; LO—linseed oil; CO—camelina oil; RO—rapeseed oil; BCO—black cumin oil; MTO—milk thistle oil; EPO—evening primrose oil; M1—70% LO, 27% MTO, 3% EPO; M2—80% RO, 17% LO, 3% EPO; M3 –91% LO, 5% EPO, 4% PO.