Pretreatment | Weight loss (%) | Cellulose (%) | Cellulose removed (%) | Hemicellulose (%) | Hemicellulose removed (%) | Lignin (%) | Lignin removed (%) |
---|---|---|---|---|---|---|---|
Raw JAS | – | 47.1 ± 0.1 | – | 16.2 ± 0.2 | – | 24.2 ± 0.6 | – |
2%NaOH | 20.1 ± 3.1 | 55.1 ± 0.1 | 6.5 ± 0.4 | 14.0 ± 0.6 | 31 ± 0.5 | 10.0 ± 0.7 | 66.9 ± 0.7 |
4%NaOH–3% H2O2 | 26.9 ± 2.2 | 61.5 ± 1.4 | 4.6 ± 0.9 | 13.2 ± 0.7 | 40.4 ± 0.4 | 7.3 ± 0.4 | 77.9 ± 0.3 |
2%NaOH–3% H2O2 | 24.8 ± 1.7 | 59.3 ± 0.8 | 5.3 ± 0.7 | 13.5 ± 0.6 | 37.3 ± 0.7 | 9.1 ± 0.4 | 71.7 ± 0.5 |
2%NaOH–6% H2O2 | 27.3 ± 2.0 | 64.0 ± 0.2 | 1.2 ± 1.1 | 11.7 ± 0.2 | 47.5 ± 0.5 | 5.3 ± 0.6 | 84.1 ± 0.5 |
2%NaOH–9% H2O2 | 28.3 ± 1.5 | 64.3 ± 0.1 | 2.1 ± 0.7 | 11.9 ± 0.8 | 47.3 ± 0.2 | 5.2 ± 0.3 | 84.6 ± 0.4 |