Table 2 Lactic acid production using whey permeate, salted whey and their mixture
Whey permeate | Salted whey | Whey permeate: salted whey (1:1) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Isolates | Lactic acid (g/l) (mean ± SD) | Consumed sugar(g/l) | Yield (%) | Efficiency (%) | Lactic acid (g/l) (mean ± SD) | Consumed sugar(g/l) | Yield (%) | Efficiency (%) | Lactic acid (g/l) (mean ± SD) | Consumed sugar (g/l) | Yield (%) | Efficiency (%) |
L. 6 | 14.66 ± 0.06 | 26.1 | 56 | 52.2 | 14.35 ± 0.1 | 23.4 | 61.3 | 46.8 | 15.34 ± 0.05 | 28.8 | 53 | 57.6 |
Ent. 30 | 14.04 ± 0.05 | 26.9 | 52 | 53.8 | 15.31 ± 0.03 | 21.7 | 70.6 | 43.4 | 16.04 ± 0.04 | 28.2 | 57 | 56.4 |
Ent. 48 | 13.26 ± 0.06 | 22.7 | 58 | 45.4 | 14.83 ± 0.08 | 22 | 67.4 | 44 | 15.64 ± 0.05 | 41.6 | 38 | 83.2 |
Ent. 51 | 10.62 ± 0.12 | 17 | 62 | 34 | 14.78 ± 0.08 | 21.7 | 68.1 | 43.4 | 15.45 ± 0.07 | 41.1 | 38 | 82.2 |
Ent. 53 | 14.19 ± 0.19 | 27.5 | 52 | 55 | 15.06 ± 0.06 | 21.8 | 69.1 | 43.6 | 16.02 ± 0.04 | 21.6 | 74 | 43.2 |
Ent. 54 | 13.1 ± 0.11 | 21.6 | 61 | 43.2 | 15.01 ± 0.08 | 21.9 | 68.5 | 43.8 | 15.73 ± 0.05 | 28.6 | 55 | 57.2 |
Ent. 57 | 13.73 ± 0.13 | 23.3 | 59 | 46.6 | 14.18 ± 0.16 | 21.5 | 66 | 43 | 15.31 ± 0.11 | 39.7 | 54 | 79.4 |
Ent. 58 | 14.7 ± 0.1 | 25.8 | 57 | 51.6 | 15.43 ± 0.03 | 21.6 | 71.4 | 43.2 | 16.23 ± 0.03 | 28.3 | 57 | 56.6 |
Ent. 65 | 13.73 ± 0.04 | 23.3 | 59 | 46.6 | 14.92 ± 0.02 | 21.7 | 68.8 | 43.4 | 15.7 ± 0.11 | 28.1 | 56 | 56.2 |
Ent. 68 | 14.8 ± 0.09 | 25.8 | 57.4 | 51.6 | 15.93 ± 0.13 | 21.5 | 74.1 | 43 | 16.27 ± 0.09 | 27.6 | 59 | 55.2 |