Table 1.

Utilization of aromatic compounds as the sole source of carbon by the strain KB2 (in brackets the highest concentration degraded by strain within 24 hours is given).

Aromatic	Results	Aromatic	Results
compounds		compounds
phenol	+ (12 mM)	catechol	+ (6 mM)
2-chlorophenol	_	resorcinol
3-chlorophenol	_	hydroquinone	+ (4 mM)
4-chlorophenol	_	vanillic acid	+ (6 mM)
o-cresol	+ (6 mM)	syringic acid	_
m-cresol	+ (6 mM)	protocatechuic acid	+ (13 mM)
p-cresol	+ (5 mM)	benzoic acid	+ (10 mM)
2-nitrophenol	_	4-hydroxybenzoic acid	+ (9 mM)
3-nitrophenol	_	gentisic acid	−_
4-nitrophenol	_	cinnamic acid	_
2,3-dichlorophenol	_	salicylic acid	_
2,4-dichlorophenol	_	gallic acid	_
2,5-dichlorophenol	_	caffeic acid	_
2,6-dichlorophenol	_	ferulic acid	_
3,4-dichlorophenol	_	p-coumaric acid	_
3,5-dichlorophenol	_	sinapic acid	_