Removal of toxic metal Cr (VI) from aqueous solutions using sawdust as adsorbent: Equilibrium, kinetics and regeneration studies

S Gupta, BV Babu - Chemical Engineering Journal, 2009 - Elsevier
In the present study, a low-cost adsorbent is developed from the naturally and abundantly
available sawdust which is biodegradable. The removal capacity of Cr (VI) from aqueous …

Removal of Cr (VI) from industrial wastewaters by adsorption: Part I: Determination of optimum conditions

M Uysal, I Ar - Journal of Hazardous Materials, 2007 - Elsevier
Aim of this study is the determination of the Cr (VI) removal efficiency of treated pine sawdust
and also to find out the thermodynamic and kinetic parameters of Cr (VI) removal process in …

Adsorption, kinetics and equilibrium studies on removal of Cr (VI) from aqueous solutions using different low-cost adsorbents

AK Bhattacharya, TK Naiya, SN Mandal… - Chemical engineering …, 2008 - Elsevier
The removal of Cr (VI) from aqueous solution by batch adsorption technique using different
low-cost adsorbents was investigated. Adsorbents such as clarified sludge—a steel industry …

Adsorption of hazardous chromium (VI) ions from aqueous solutions using modified sawdust: kinetics, isotherm and thermodynamic modelling

R Chakraborty, R Verma, A Asthana… - International Journal …, 2021 - Taylor & Francis
The presence of chromium in aquatic streams due to the discharge of industrial effluents is
of great concern because of its toxic nature. Removal of Cr (VI) ion from wastewater is a …

Determination of kinetic and equilibrium parameters of the batch adsorption of Cr (VI) onto waste acorn of Quercus ithaburensis

E Malkoc, Y Nuhoglu - Chemical Engineering and Processing-Process …, 2007 - Elsevier
The efficiency of waste acorn of Quercus ithaburensis (WAQI) as an adsorbent for removing
Cr (VI) ions from synthetic wastewater has been studied. Batch adsorption experiments were …

Adsorption kinetics for the removal of chromium (VI) from aqueous solution by adsorbents derived from used tyres and sawdust

NK Hamadi, XD Chen, MM Farid, MGQ Lu - Chemical Engineering Journal, 2001 - Elsevier
The batch removal of hexavalent chromium (Cr (VI)) from wastewater under different
experimental conditions using economic adsorbents was investigated in this study. These …

Removal of Cr (VI) from aqueous solutions using modified red pine sawdust

F Gode, ED Atalay, E Pehlivan - Journal of Hazardous Materials, 2008 - Elsevier
The adsorption of Cr (VI) from aqueous solutions on sawdust (SD), base extracted sawdust
(BESD) and tartaric acid modified sawdust (TASD) of Turkish red pine tree (Pinus nigra), a …

Adsorption of Cr (VI) ion from tannery wastewater on tea waste: kinetics, equilibrium and thermodynamics studies

M Nigam, S Rajoriya, SR Singh, P Kumar - Journal of Environmental …, 2019 - Elsevier
The present work dealt with the ability of an unconventional adsorbent to remove hexavalent
chromium (Cr (VI)) from real tannery wastewater in a batch system. The low-cost and highly …

Selective adsorption of chromium (VI) in industrial wastewater using low-cost abundantly available adsorbents

M Dakiky, M Khamis, A Manassra, M Mer'Eb - Advances in environmental …, 2002 - Elsevier
The removal of poisonous Cr (VI) from industrial wastewater by different low-cost abundant
adsorbents was investigated. Wool, olive cake, sawdust, pine needles, almond shells …

Equilibrium and kinetic adsorption study of the adsorptive removal of Cr (VI) using modified wheat residue

S Chen, Q Yue, B Gao, X Xu - Journal of colloid and interface science, 2010 - Elsevier
A new adsorbent modified from wheat residue was synthesized after reaction with
epichlorohydrin and triethylamine by using the modifying agents of diethylenetriamine in the …