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Table 1 Compositional analysis of pine subjected to sulfur dioxide steam explosiona

From: A strain of Saccharomyces cerevisiaeevolved for fermentation of lignocellulosic biomass displays improved growth and fermentative ability in high solids concentrations and in the presence of inhibitory compounds

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
  1. aShown as percentage of each component on a dry weight basis
  2. bAcid-soluble lignin.
  3. cAcid-insoluble lignin.
  4. 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.
  5. eReaction time of 5 minutes in SO2; percentage and temperature indicated.