Table 5.
Responses | Critical values of variables | Predicted % theoretical maximum response | Experimental % theoretical maximum response | SD | |||
---|---|---|---|---|---|---|---|
Temperature (°C) | Time (min) | HCOOH (%v/v) | EA (%v/v) | ||||
Cellulose recovery (%) | 140.0 | 40.0 | 20 | 25 | 99.7 | 99.3 ± 0.5 | ± 0.7 |
Hemicellulose solubilization (%) | 168.5 | 46.7 | 11.7 | 13.4 | 93.5 | 91.4 ± 1.2 | ± 1.5 |
Lignin removal (%) | 164.0 | 45.3 | 21.3 | 31.8 | 85.2 | 85.3 ± 0.9 | ± 0.1 |
Released glucose (mg glucose/g pretreated) | 164.7 | 38.1 | 19.6 | 22.0 | 784.9 | 790.5 ± 6.1 | ± 4.0 |
Glucose recovery (%) | 154.8 | 25.8 | 18.6 | 10.1 | 86.2 | 87.2 ± 1.3 | ± 0.7 |