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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