Fig. 5

The effect of pH on the adsorption efficiency of Cu2+ by CG/TiO2 5 wt% nanocomposite. An adsorbent amount of 20 mg, a solution volume of 20 mL, an initial concentration of 10 mg/L, and a contact time of 240 min were used in this experiment.
The effect of pH on the adsorption efficiency of Cu2+ by CG/TiO2 5 wt% nanocomposite. An adsorbent amount of 20 mg, a solution volume of 20 mL, an initial concentration of 10 mg/L, and a contact time of 240 min were used in this experiment.