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Table 1 Compositional analysis of pretreated switchgrass and the removal of the major componentsa

From: Activation of lignocellulosic biomass for higher sugar yields using aqueous ionic liquid at low severity process conditions

Temp./time (°C/h) Solid recovery Composition of pretreated biomass Removal of the major componentsc
Glucan (%) Xylan (%) Lignin (%)b Glucan (%) Xylan (%) Lignin (%)b
/ / 31.9 ± 0.1 20.2 ± 0.1 20.7 ± 0.1 / / /
25/0.5 71.3 ± 0.5 43.8 ± 0.6 19.2 ± 0.1 16.1 ± 0.1 2.2 32.2 44.7
25/1 68.5 ± 0.5 45.5 ± 1.0 18.8 ± 0.4 16.3 ± 0.8 2.3 36.2 46.2
25/3 65.2 ± 0.4 47.7 ± 0.3 18.2 ± 0.1 13.0 ± 0.1 2.4 41.1 59.0
50/0.5 57.2 ± 0.5 54.4 ± 0.2 16.6 ± 0.2 13.8 ± 0.1 2.5 53.0 62.0
50/1 51.0 ± 0.3 59.5 ± 0.6 15.9 ± 0.3 12.4 ± 0.2 4.3 59.8 69.6
50/3 48.1 ± 0.4 62.0 ± 0.6 12.7 ± 0.1 10.5 ± 0.3 6.5 69.8 75.7
  1. aThe calculation is based on biomass dry weight
  2. b Acid-insoluble lignin
  3. c Removal of the major components is calculated based on the compositions of raw switchgrass