Table 2 Composition of the raw material (spruce) and the washed fibers from the two batches of pretreated slurry
Component | Amount, % of dry matter | ||
|---|---|---|---|
| Â | Raw material | Washed pretreated material | |
| Â | Â | Batch 1 | Batch 2 |
Glucan | 44.9 ± 0.1 | 46.7 ± 1.5 | 53.4 ± 0.4 |
Mannan | 12.0 ± 0.0 | 1.9 ± 0.3 | 0.7 ± 0.0 |
Xylan | 5.2 ± 0.0 | 1.6 ± 0.1 | 0.4 ± 0.0 |
Galactan | 2.2 ± 0.0 | 1.2 ± 0.1 | 0.1 ± 0.0 |
Arabinan | 2.0 ± 0.0 | 1.2 ± 0.0 | 0.0 ± 0.0 |
Lignin | 31.1 ± 1.2 | 44.9 ± 2.6 | 45.3 ± 0.2 |