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Laterite, Sandstone and Shale as Adsorbents for the Removal of Arsenic from Water

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Figure

Figure 1. Effect of adsorbent dose on As (III) adsorption (C0 = 5.0 mg/L, pH: 7, agitation speed: 200 rpm)
Figure 2. Effect of contact time on the adsorption of As (III) [Conditions: As (III): 5 mg/L, pH: 7, agitation speed: 200 rpm]
Figure 5. Effect of reaction time on As (III) adsorption at various initial con-centrations by shale
Figure 7. Plots of kinetics adsorption of arsenic (III) according to a pseudo-first-order onto laterite
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