Fabrication of γ-Fe₂O₃ Nanoparticles by Solid-State Thermolysis of a Metal-Organic Framework, MIL-100(Fe), for Heavy Metal Ions Removal

Figure 4

Time-dependent concentration of As(III) (initial concentration of 100 mg L⁻¹) and As(V) (initial concentration of 100 mg L⁻¹) over γ-Fe₂O₃ (a) and adsorption isotherms of As(III) and As(V) on γ-Fe₂O₃.

(a)

(b)