Research Article

Simultaneous Adsorption and Degradation of Cr(VI) and Cd(II) Ions from Aqueous Solution by Silica-Coated Fe0 Nanoparticles

Figure 2

Removal of Cr(VI) (a) and Cd(II) (b) individually using Fe@SiO2. Initial Cr(VI) and Cd(II) concentration: 70 mg·L−1, Fe dose: 0.15 g·L−1, pH: , and temperature: 25°C.
649503.fig.002a
(a)
649503.fig.002b
(b)