Substrate Concentration Current density at max power (mA/cm2)
Acetate 1 g/L 0.8
Farm Manure 20% w/v 0.004
Pure Glucose 6.7 mM 0.7
Brewery Wastewater 2240 mg/L 0.2
Municipal Wastewater 600 mg/L 0.06
Table 2: Substrates with applications to MFCs [9].