<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The production of cheap and eco-friendly graphene material for the removal of contaminants in wastewater is necessary for sustainable water treatment. In this study, the production of graphene oxide from agricultural wastes (rind of orange and palm kernel shell) for the adsorption of paracetamol from aqueous solution was examined. The Graphene Oxides (GO) were produced using modified Hummer method and characterized using XRD and FTIR analyses. The kinetic data were analyzed using the pseudo-first and pseudo-second order equations, while the equilibrium isotherm data were fitted into Langmuir and Freundlich isotherms. FTIR spectral indicated mainly the presence of oxygen containing functional groups such as Hydroxyl group (OH) and Carbonyl group (C=O, C-O) confirming the synthesis of graphene oxide. The highest percentage removal of 76.6 from the aqueous paracetamol solution was established at pH 7, adsorbent dose of 0.4 g and contact time of 80 minutes with graphene oxide from palm kernel shell. The adsorption data was best described by pseudo-second-order model (R2---gt--- 0.900) and Freundlich isotherm. Therefore the rind of orange and palm kernel shell can be suitable cheap alternatives to graphite for the synthesis of GO. Modification and further purification of the GO can be carried out to enhance their adsorption capacities.</p>
</abstract>

The production of cheap and eco-friendly graphene material for the removal of contaminants in wastewater is necessary for sustainable water treatment. In this study, the production of graphene oxide from agricultural wastes (rind of orange and palm kernel shell) for the adsorption of paracetamol from aqueous solution was examined. The Graphene Oxides (GO) were produced using modified Hummer method and characterized using XRD and FTIR analyses. The kinetic data were analyzed using the pseudo-first and pseudo-second order equations, while the equilibrium isotherm data were fitted into Langmuir and Freundlich isotherms. FTIR spectral indicated mainly the presence of oxygen containing functional groups such as Hydroxyl group (OH) and Carbonyl group (C=O, C-O) confirming the synthesis of graphene oxide. The highest percentage removal of 76.6 from the aqueous paracetamol solution was established at pH 7, adsorbent dose of 0.4 g and contact time of 80 minutes with graphene oxide from palm kernel shell. The adsorption data was best described by pseudo-second-order model (R2---gt--- 0.900) and Freundlich isotherm. Therefore the rind of orange and palm kernel shell can be suitable cheap alternatives to graphite for the synthesis of GO. Modification and further purification of the GO can be carried out to enhance their adsorption capacities.

Adsorption Study of Paracetamol with Graphene oxide Synthesized from Agricultural waste

Department of Chemical Sciences, Faculty of Science

Annals of Science and Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The production of cheap and eco-friendly graphene material for the removal of contaminants in wastewater is necessary for sustainable water treatment. In this...

Adsorption Study of Paracetamol with Graphene oxide Synthesized from Agricultural waste

Published Online: Dec 23, 2022

Page range: 69 - 75

Received: Aug 02, 2022

Accepted: Dec 05, 2022

DOI: https://doi.org/10.2478/ast-2022-0011

Keywords
Pharmaceuticals, agricultural waste, graphene oxide, adsorption, paracetamol, wastewater

© 2022 Temitope M. Osobamiro et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Adsorption Study of Paracetamol with Graphene oxide Synthesized from Agricultural waste

Published Online: Dec 23, 2022

Page range: 69 - 75

Received: Aug 02, 2022

Accepted: Dec 05, 2022

DOI: https://doi.org/10.2478/ast-2022-0011

KeywordsPharmaceuticals, agricultural waste, graphene oxide, adsorption, paracetamol, wastewater

© 2022 Temitope M. Osobamiro et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Pharmaceuticals, agricultural waste, graphene oxide, adsorption, paracetamol, wastewater