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Table 1 Mass fractions of main components recovered in the solid samples after pretreatment

From: Multi-scale processes of beech wood disintegration and pretreatment with 1-ethyl-3-methylimidazolium acetate/water mixtures

Water in IL 0.6 4.7 6.7 7.6 8.7 10.7 12.6 14.7 16.6 18.5 Native beech
AIL 12.5 14.2 11.9 14.7 15.5 13.8 14.3 14.8 14.7 11.4 22.1
ASL 2.7 2.5 3.0 3.8 2.6 2.5 2.7 2.4 2.6 2.6
Glucans 38.5 33.9 40.4 40.6 44.0 44.8 40.3 41.8 44.0 42.8 42.6
Xylans 14.4 12.1 14.0 14.8 22.1 21.7 19.7 19.0 19.7 20.1 20.1
Galactans 1.3 1.0 0.7 1.3 1.3 1.1 0.9 1.2 0.8 1.2 2.8
Rhamnans 0.1 0.1 0.1 0.2 0.4 0.4 0.3 0.3 0.4 0.4
Arabinans 0.4 0.4 0.5 0.5 0.6 0.6 0.4 0.4 0.6 0.5 0.8
Mannans 4.1 3.4 3.8 4.1 4.1 4.6 3.2 2.9 4.7 3.4 2.3
Total 71.3 65.1 71.3 76.1 88.1 87.0 79.2 80.3 84.9 79.7 91
  1. Data are given in wt% calculated as recovered component mass per mass of native wood before pretreatment
  2. AIL acid-insoluble (Klason) lignin, ASL acid-soluble lignin determined at 240 nm