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Table 1 Compositions of cornstalk under different pretreatment methods

From: Consolidated bioprocessing performance of Thermoanaerobacterium thermosaccharolyticum M18 on fungal pretreated cornstalk for enhanced hydrogen production

Pretreatment

Composition (%)a

Solid yield (%)b

Removal yield (%)c

 

Cellulose

Hemicellulose

Lignin

 

Cellulose

Hemicellulose

Lignin

Untreated

42.6 ± 1.2

28.8 ± 0.3

20.7 ± 0.1

-

-

-

-

Alkaline pretreatment

68.3 ± 1.5

21.4 ± 0.7

9.4 ± 0.2

58.7 ± 1.7

5.9 ± 2.0

56.2 ± 1.8

73.1 ± 3.3

Acid pretreatment

55.2 ± 0.9

22.8 ± 0.7

20.3 ± 0.3

69.2 ± 2.6

10.5 ± 0.8

45.4 ± 1.1

32.3 ± 1.0

Fungal pretreatment

47.7 ± 0.8

31.3 ± 1.5

15.5 ± 0.1

86.2 ± 1.1

3.3 ± 0.09

6.2 ± 0.3

35.3 ± 2.1

  1. aComposition is shown as percentage of the solid fraction before and after pretreatment.
  2. bSolid yield is shown as percentage of the initial amount of dry matter.
  3. cRemoval yield is shown as percentage of the amount in the initial material.