Fig. 11From: Adsorptive Removal of Copper (II) Ions from Aqueous Solution Using a Magnetite Nano-Adsorbent from Mill Scale Waste: Synthesis, Characterization, Adsorption and Kinetic Modelling StudiesCopper removal efficiency under various initial concentration of MNA-7 h (metal solution: 200 mL; temperature: 25 °C; initial pH: 5.4; adsorbent dosage: 0.05 g)Back to article page