Research Article
Adsorptive Removal of Iron Using SiO2 Nanoparticles Extracted from Rice Husk Ash
Figure 3
Experimental results of Fe2+ adsorption capacity and Fe2+ removal efficiency by the SiO2 nanoparticles extracted. (a) UV-Vis calibration curve for Fe2+ ion adsorption and effect of (b) pH, (c) contact time, and (d) SiO2 mass.
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