Research Article

Effective Remediation of Lead Ions from Aqueous Solution by Chemically Carbonized Rubber Wood Sawdust: Equilibrium, Kinetics, and Thermodynamic Study

Figure 8

Effect of contact time on the adsorption of lead ions onto CCRWSD ( mg/L, dose = 0.5 g/L, pH = 5.6, and temperature = 30°C).