Research Article

Adsorption Equilibrium for Heavy Metal Divalent Ions (Cu2+, Zn2+, and Cd2+) into Zirconium-Based Ferromagnetic Sorbent

Figure 9

Plot for (a) Langmuir, (b) Freundlich, (c) Dubinin-Radushkevich, and (d) Temkin isotherm models for the removal of heavy metal ions by the zirconium-based ferromagnetic sorbent.
(a)
(b)
(c)
(d)