Efficient As(III) Removal by Novel MoS<sub>2</sub>-Impregnated Fe-Oxide–Biochar Composites: Characterization and Mechanisms
Zulqarnain Haider Khan, Minling Gao, Weiwen Qiu, Zhengguo Song
Abstract
. Oxidation of As(III) to As(V) occurred on the MSF@BC800 composite surfaces. Adsorption results agreed with those obtained from the Freundlich and pseudo-second-order models, suggesting multilayer coverage and chemisorption, respectively. Additionally, MSF@BC800 characteristics were examined under different reaction conditions, with temperature, pH, ionic strength, and humic acid concentration being varied. The results indicated that MSF@BC800 has considerable potential as an eco-friendly environmental remediation and As(III)-decontamination material.
Topics & Concepts
BiocharCharacterization (materials science)Materials scienceOxideComposite materialChemical engineeringNanotechnologyPyrolysisMetallurgyEngineeringArsenic contamination and mitigationEnvironmental remediation with nanomaterialsExtraction and Separation Processes