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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.