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Table 3 Summary of fermentation parameters on different pretreated cornstalk samples using T. thermosaccharolyticum M18

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

Pretreatments

H2yield(mmol H2 g−1substrate)

Concentration of end metabolites (mmol L−1)

Acetate

Butyrate

Ethanol

Butanol

Propionate

Untreated

2.2 ± 0.03

9.1 ± 0.3

5.5 ± 0.1

2.1 ± 0.05

0.8 ± 0.03

0.5 ± 0.02

Alkaline pretreatment

7.2 ± 0.2

24.8 ± 0.4

13.3 ± 0.05

6.6 ± 0.03

1.0 ± 0.03

0.7 ± 0.03

Acid pretreatment

4.2 ± 0.1

17.2 ± 0.2

10.7 ± 0.1

4.8 ± 0.03

0.9 ± 0.04

0.6 ± 0.01

Fungal pretreatment

6.8 ± 0.2

23.2 ± 0.6

12.9 ± 0.2

5.7 ± 0.2

1.2 ± 0.01

0.6 ± 0.02