Fig. 13From: Adsorptive Removal of Copper (II) Ions from Aqueous Solution Using a Magnetite Nano-Adsorbent from Mill Scale Waste: Synthesis, Characterization, Adsorption and Kinetic Modelling Studiesa Adsorption capacity; b copper removal efficiency under various pH of MNA-7 h (metal solution: 200 mL; initial concentration: 50 mg/L; temperature: 25 °C; adsorbent MNA dosage: 0.05 g)Back to article page