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Biosorption of Pb(II) onto immobilized and native Mangifera indica waste biomass
Raziya Nadeem,Qaisar Manzoor,Munawar Iqbal,Jan Nisar 한국공업화학회 2016 Journal of Industrial and Engineering Chemistry Vol.35 No.-
The removal of Pb(II) from simulated solution and wastewater using native and immobilized Mangiferaindica biomass (MIB) were studied as a function of pH, initial concentration, biosorbent dose and contacttime. The biosorption data was analyzed using pseudo-first and pseudo-second order kinetic models andLangmuir, Freundlich and Temkin isotherms. The immobilized biomass did not show promisingefficiency for the adsorption of Pb(II) as compared to native biomass. The SEM and EDX analysisconfirmed the Pb(II) adsorption onto MIB. FTIR and desorption studies were also performed. TheLangmuir model and pseudo-second order kinetic fitted well to the adsorption experimental data.