Sample | Glucan | Xylan | Mannan | ASLb | AILc | Sum |
---|
Untreated Pine d | 42.9 | 6.0 | 12.9 | 0.5 | 33.2 | 99.1d |
3.3% SO2 213°Ce | 53.0 | 1.2 | 0.4 | 0.4 | 44.0 | 99.0 |
- aShown as percentage of each component on a dry weight basis
- bAcid-soluble lignin.
- cAcid-insoluble lignin.
- dBefore pretreatment, the pine wood also contained 2.5%galactan and 1.1% arabinan, which were not detected pine-wood sample after pretreatment. Sum includes the galactan and arabinan fractions.
- eReaction time of 5 minutes in SO2; percentage and temperature indicated.