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Table 1 Chemical and elemental compositions of Jatropha hulls before and after pretreatment

From: Production of 2,3-butanediol from cellulose and Jatropha hulls after ionic liquid pretreatment and dilute-acid hydrolysis

 

OJH (wt%)

WJH (wt%)

ILJH (wt%)

Recovery rate:

69.7

66.7

Components:

   

Hemicellulose

12.9 ± 0.7

14.6 ± 0.2

12.9 ± 0.1

Cellulose

34.3 ± 0.6

48.5 ± 0.4

48.8 ± 0.4

Lignin

22.4 ± 0.1

25.0 ± 0.7

29.9 ± 0.7

Total

69.6

88.1

91.6

Elements:

   

Carbon

39.2

40.0

40.0

Hydrogen

5.5

5.0

5.9

Nitrogen

1.1

1.0

1.3

Total

45.8

46.0

47.2