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Table 3 Contents of structural carbohydrates and lignin in aspen and spruce a

From: Evaluation of four ionic liquids for pretreatment of lignocellulosic biomass

Biomass Glucan Arabinan Galactan Xylan Mannan Total ligninb
Hybrid aspen 0.409 ± 0.015 0.008 ± 0.001 0.016 ± 0.001 0.166 ± 0.010 0.030 ± 0.012 0.234 ± 0.002
Norway spruce 0.394 ± 0.003 0.014 ± 0.001 0.020 ± 0.001 0.053 ± 0.001 0.104 ± 0.001 0.283 ± 0.002
  1. aReported as g of carbohydrate or lignin per g of wood (dry weight) with standard deviations.
  2. bKlason lignin and acid-soluble lignin.