Table 2.
Composition of solid and liquid fractions of the pretreated materials
| Spruce solids | % of WIS | Spruce liquid | g/L | Giant reed solids | % of WIS |
|---|---|---|---|---|---|
| Glucan |
53.8 |
Glucose |
32.4 |
Glucan |
53.8 |
| Mannan |
nd |
Mannose |
40.0 |
Mannan |
nd |
| Galactan |
nd |
Xylose |
15.5 |
Galactan |
nd |
| Xylan |
nd |
|
|
Xylan |
9.6 |
| Arabinan |
nd |
|
|
Arabinan |
nd |
| Lignin | 43.3 | Lignin | 31.3 |
The WIS content of giant reed and spruce were determined to be 28% and 17% (wt/wt) respectively. (nd, not detected, below the sensitivity of the instrument). WIS, water-insoluble solids.