Metallic ion

Biomass (OD600)

Metallic ion concentration (mmol/L)

Degradation (%)

Toxicity Index

CK

1.525

-

91.4%

-

CuSO₄

0.115

1.00

6.2%

2.588

AgSO₄

0.088

0.04

3.7%

71.405

MnSO₄

0.151

1.00

13.5%

2.312

CdCl₂

0.236

0.04

23.3%

46.648

K₂Cr₂O₄

0.762

0.04

87.8%

17.345

ZnSO₄

0.114

1.00

10.3%

2.591

Pb(Ac)₂

1.389

1.00

93.9%

0.094

HgCl₂

0.088

0.04

4.6%

71.216