Fig. 8From: Simultaneous removals of cadmium(II) ions and reactive yellow 4 dye from aqueous solution by bone meal-derived apatite: kinetics, equilibrium and thermodynamic evaluationsEffects of agitation time and adsorbates initial concentrations a RY4, b Cd(II) ions (BMDA dosage (0.04 g/L), agitation speed (150 rpm), temperature (30 °C) and pH (4.5 and 6.0 for RY4 and Cd(II) ions, respectively))Back to article page