Research Article

Removal of Phosphate from Aqueous Solutions Using Chemically Synthesized Vaterite Polymorph of Porous Calcium Carbonate Nanoparticles under Optimized Conditions

Figure 7

Adsorption kinetic study of phosphate adsorption on VPPCC nanoparticles (a) pseudo-first-order kinetic model and (b) pseudo-second-order kinetic model.
(a)
(b)