Research Article

Adsorption of Toluene and Paraxylene from Aqueous Solution Using Pure and Iron Oxide Impregnated Carbon Nanotubes: Kinetics and Isotherms Study

Figure 7

Effect of contact time on the removal of toluene and p-xylene (initial concentration: 61 mg/L for toluene and 48 mg/L for p-xylene, adsorbent dosage: 50 mg, shaking speed: 200 rpm, pH: 6, and temperature: 298 K).