Table 3 Dark fermentative biohydrogen production from POME using pure culture

Clostridium beijerinckii

Hungate tube

30 °C

Initial = 7.0,

Operation = uncontrolled

4620 mL H₂/L medium

Rosa et al. (2020)

Bacillus anthracis PUNAJAN 1

CSTR

35 °C

Initial = 6.5,

Operation = uncontrolled

236 ml H₂/g COD

Mishra et al. (2017)

Escherichia coli

Serum bottle

37 °C

Initial = 8.5,

Operation = uncontrolled

0.66 mol H₂/mol total monomeric sugars

Taifor et al. (2017)

Clostridium LS2

UASB

37 °C

Initial = 5.5,

Operation = 5.5

380 mL H₂/g COD

Singh et al. (2013b)

Clostridium butyricum EB6

Batch

37 °C

Initial = 5.5,

Operation = 5.5

5350 mL H₂/L POME

Singh et al. (2013c)

Clostridium butyricum

Batch

37 °C

Initial = 7.0,

Operation = 5.5

2.18 mol H₂/mol total carbohydrate

Kamal et al. (2011)

Clostridium butyricum EB6

Batch

37 °C

Initial = 5.5,

Operation = 5.5

3195 mL H₂/L POME

Chong et al. (2009)