From: Comparison of sugar content for ionic liquid pretreated Douglas-fir woodchips and forestry residues
Feedstock | Treatment (particle size) | Solid recovery, % | Glucan, % | Mannan, % | Xylan, % | Galactan, % | Arabinan, % | Lignin, % |
---|---|---|---|---|---|---|---|---|
Woodchips | Untreated | ------ | 40.0 ± 0.5 | 14.3 ± 1.8 | 2.2 ± 0.1 | 3.2 ± 0.5 | 2.2 ± 0.6 | 24.6 ± 1.2 |
120 (2 mm) | 70 ± 2.3 | 48.8 ± 2.7 | 12.5 ± 2.3 | 1.7 ± 1.0 | 2.6 ± 0.3 | 0.7 ± 0.1 | 21.6 ± 2.8 | |
 | 120 (un-milled) | 80 ± 2.9 | 45.9 ± 3.4 | 13.6 ± 0.4 | 1.7 ± 0.6 | 3.1 ± 0.6 | 0.6 ± 0.4 | 26.6 ± 3.4 |
 | 160 (2 mm) | 67 ± 3.6 | 52.8 ± 2.9 | 6.0 ± 2.7 | 1.0 ± 0.2 | 2.8 ± 0.3 | 0.5 ± 0.1 | 19.7 ± 1.3 |
 | 160 (un-milled) | 70 ± 2.3 | 50.8 ± 1.9 | 8.0 ± 1.5 | 1.2 ± 0.2 | 2.6 ± 0.3 | 0.3 ± 0.2 | 28.5 ± 0.5 |
Forestry residues | Untreated | - | 35.4 ± 5.9 | 10.1 ± 2.2 | 2.5 ± 0.9 | 3.5 ± 0.4 | 0.5 ± 0.1 | 26.8 ± 1.3 |
120 (2 mm) | 68 ± 2.8 | 37.0 ± 3.4 | 6.3 ± 0.4 | 2.9 ± 1.1 | 3.9 ± 0.2 | 0.6 ± 0.2 | 30.7 ± 3.1 | |
 | 120 (un-milled) | 77 ± 4.0 | 36.5 ± 1.7 | 5.1 ± 0.4 | 1.9 ± 1.2 | 3.7 ± 0.7 | 0.4 ± 0.2 | 28.4 ± 1.0 |
 | 160 (2 mm) | 58 ± 2.7 | 38.3 ± 3.5 | 4.4 ± 0.8 | 1.5 ± 0.4 | 2.9 ± 0.2 | 0.1 ± 0.2 | 32.8 ± 1.0 |
 | 160 (un-milled) | 65 ± 3.4 | 44.9 ± 2.9 | 3.7 ± 0.6 | 1.6 ± 0.2 | 3.0 ± 0.3 | 0.1 ± 0.2 | 30.6 ± 0.1 |