Biosorption of Pb(II) Ions by Klebsiella sp. 3S1 Isolated from a Wastewater Treatment Plant: Kinetics and Mechanisms Studies

Figure 6

Response surface plot for biosorption of Pb(II) by Klebsiella sp. 3S1 showing the interactive effect of biosorbent dosage () and pH (temperature, 25°C, and initial lead concentration, 100 mg/L).