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Effect of varying concentrations of OPA on ethanol production by S. cerevisiae F-514 using sugarcane molasses in batch culture.
| OPA kg/65 m3 | Initial pH | EOH% v/v | RS% | FE% | Final pH | Viable yeast cells ×108 | Yeast yield (g/L) |
|---|---|---|---|---|---|---|---|
| 5 | 4.7 | 8.6 | 1.72 | 77.3 | 4.9 | 3.00 | 11.2 |
| 10 | 4.7 | 8.8 | 1.56 | 79.1 | 4.8 | 3.20 | 11.4 |
| 15 | 4.8 | 9.1 | 1.32 | 81.8 | 4.8 | 3.40 | 11.7 |
| 20 | 4.8 | 9.0 | 1.46 | 81.7 | 4.6 | 3.20 | 11.6 |
