Fluoride and Arsenite Removal by Adsorption on La₂O₃-CeO₂/Laterite

Figure 8

Kinetics of (a) arsenite adsorption and (b) fluoride adsorption at different initial concentrations on LCL. (c) The plot of multilinear regression for arsenite adsorption at 10 mg·L^-1. (d) The plot of multilinear regression for fluoride adsorption at 10 mg·L^-1 (: 2.5 g; : 500 mL; initial As(III) concentrations: 5 and 10 mg·L⁻¹; initial F^-concentrations: 5 and 10 mg·L^–1).

(a)

(b)

(c)

(d)