[Retracted] Synthesis and Optimization of Cr (VI) Removal from Aqueous Solution by Activated Carbon with Magnetic Fe<sub>3</sub>O<sub>4</sub>Nanoparticles by Response Surface Methodology

<div>Effect of regeneration cycles on the removal of Cr (VI) by activated carbon with Fe3O4 nanocomposite.</div>

Adsorption Science & Technology

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Figure 4

Figure 4: [Retracted] Synthesis and Optimization of Cr (VI) Removal from Aqueous Solution by Activated Carbon with Magnetic Fe<sub>3</sub>O<sub>4</sub>Nanoparticles by Response Surface Methodology 

Figure 4 | [Retracted] Synthesis and Optimization of Cr (VI) Removal from Aqueous Solution by Activated Carbon with Magnetic Fe3O4Nanoparticles by Response Surface Methodology 