Fig. 5From: 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 The bar chart of percentage removal; b metal uptake/ adsorption capacity of MNP onto Cu2+ at different milling hoursBack to article page