Hexavalent Molybdenum Reduction to Mo-Blue by a Sodium-Dodecyl-Sulfate-Degrading Klebsiella oxytoca Strain DRY14

Table 2

Effect of metal ions on molybdate reduction (mean ± standard error, 𝑛=3).

Metal ions (2 mM)	Mo-blue produced (nmole/min/mg)
Control	45.01±0.94
Cr^6+	10.19±0.76
Fe^3+	45.50±2.78
Fe^2+	88.20±2.29
Zn^2+	45.58±1.09
Mg^2+	43.92±1.26
Co^2+	44.26±1.16
Ni^2+	41.56±1.24
Cd^2+	15.65±0.04
Ag^+	10.44±0.10
Mn^2+	43.09±1.16
Cu^2+	5.10±0.24
Hg^2+	9.20±2.42
Pb^2+	9.10±0.25
Sn^2+	94.95±3.38