Table 1.

Tolerance and use of CO by tested sulphate reducers.

	T (°C)	CO + carbon sources besides CO	Products formed		References
			With sulphate	Without sulphate
Desulfovibrio vulgaris str. Madison	37	≤4,5% (+1 mmol/l sodium acetate)	H2, CO2, H2S	No growth	[38]
Desulfovibrio baarsii 2st14	37	1.5% (+ formate)	Alanine, Aspartate Glutamate, H2S	Not reported	[39]
Desulfovibrio desulfuricans, Desulfovibrio baculatus, Desulfovibrio africanus	30	≤20%+ lactate	H2, CO2, H2S	Not tested	[40]
Desulfosporosinus orientis (former Desulfotomaculum orientis)	35–37	≤20% (+1 mmol/l sodium acetate)	H2, CO2, H2S	No growth	[8]
Desulfotomaculum nigrificans	55	≤20% (+1mmol/l sodium acetate)	H2, CO2, H2S	No growth	[8]
Desulfotomaculum thermobenzoicum subsp. thermosyntrophicum	55	≤50–70%	Acetate, CO2, H2S	No growth	[12, 41]
Desulfotomaculum kuznetsovii	55–60	≤50%	Acetate, CO2, H2S	No growth	[10, 12]
Desulfotomaculum sp. RHT-3	55	≤50%	H2, CO2, H2S	No growth	[10, 13]
Desulfotomaculum carboxydivorans CO-1-SRB	55	100%	H2, CO2, H2S	H2, CO2	[13]
Archaeoglobus fulgidus VC 16	75–80	≤80%	Acetate, CO2, H2S, formate (transient)	CO2, acetate, formate (transient)	[14, 42, 43]