Table 1 Average sunflower oil and oleyl alcohol extraction efficiency during extractive fermentation
Parameter | Carboxylate | Lactate | Food waste | ||
|---|---|---|---|---|---|
Sunflower oil | Oleyl alcohol | Sunflower oil | Oleyl alcohol | ||
Final pH |  | 6 ± 0.1 | 6.5 ± 0.1 | 4.8 ± 0 | 4.9 ± 0 |
KD (distribution ratio) | nC4 | 0.1 ± 0 | 0.1 ± 0 | 0.2 ± 0 | 1 ± 0 |
nC5 | 0.2 ± 0 | 0.2 ± 0.2 | 0.6 ± 0 | 2.9 ± 0.1 | |
nC6 | 0.5 ± 0.1 | 1.5 ± 0.3 | 2.5 ± 0 | 14.9 ± 0.4 | |
nC8 | n.a | n.a | 1.1 ± 0.1 | 1.1 ± 0.1 | |
P (partition coefficient) | nC4 | 1 ± 0.3 | 0.2 ± 0 | 2.6 ± 0.1 | 0.4 ± 0 |
nC5 | 0.4 ± 0.1 | 0.1 ± 0 | 0.9 ± 0 | 0.1 ± 0 | |
nC6 | 0.1 ± 0 | 0 ± 0 | 0.2 ± 0 | 0 ± 0 | |
nC8 | n.a | n.a | 0.5 ± 0 | 0.5 ± 0.1 | |
Recovery [%] | nC4 | 2.3 ± 0.3 | 2.7 ± 0.7 | 5.6 ± 0.1 | 23.4 ± 0.3 |
nC5 | 5.7 ± 0.8 | 5.9 ± 5.9 | 15.4 ± 0.3 | 48.1 ± 1.1 | |
nC6 | 14.4 ± 1.4 | 31.4 ± 5.2 | 44.5 ± 0.1 | 82.5 ± 0.4 | |
nC8 | n.a | n.a | 26.3 ± 1.8 | 25 ± 2.1 | |
Specificity [%] | nC4 | 18.2 ± 1 | 43.6 ± 13.8 | 30.3 ± 0.1 | 50.2 ± 3 |
nC5 | 8.6 ± 1.9 | 3.4 ± 3.4 | 2.1 ± 0 | 2.6 ± 0.1 | |
nC6 | 44.1 ± 14.5 | 41.4 ± 12.2 | 54.9 ± 0 | 32.8 ± 3.7 | |
nC8 | n.a | n.a | 1 ± 0.1 | 0.3 ± 0 | |