Duration of treatment (min) | Chemical composition (%) | ||
Cellulose | Hemi-cellulose | Lignin | |
0* | 78.676 | 70.775 | 10.321 |
30 | 75.76 | 68.443 | 9.300 |
60 | 74.87 | 67.551 | 9.26 |
120 | 74.23 | 67.48 | 9.15 |
180 | 74.005 | 66.812 | 9.055 |