Steam pretreatment conditions | Glucan | Xylan | Lignin | pH |
---|---|---|---|---|
190°C/5 min | 39.2 | 19.7 | 35.0 | 4.5 |
210°C/5 min | 40.7 | 7.4 | 33.8 | 4.0 |
220°C/5 min | 53.7 | 2.2 | 37.9 | 3.5 |
190°C/5 min/SO2 | 52.3 | 8.7 | 33.6 | 2.0 |
190°C/5 min/CO2 | 39.2 | 19.2 | 30.0 | 4.5 |
200°C/5 min/CO2 | 43.6 | 16.7 | 29.2 | 4.5 |
210°C/5 min/CO2 | 50.9 | 9.7 | 35.0 | 4.0 |
220°C/5 min/CO2 | 52.7 | 4.2 | 41.5 | 3.5 |
220°C/5 min/CO2 (cut leaves) | 53.8 | 2.9 | 37.8 | 3.5 |