Application of agro-waste adsorbent for the removal of cod in wastewater

Adsorbent from abundant residues of palm oil known as empty fruit bunch (EFB) was prepared to investigate the removal of Chemical Oxygen Demand (COD) from natural rubber wastewater. The EFB was modified using citric acid (CA) to enhance adsorption ability. The adsorption conditions such as ads...

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Main Authors: Nasir, Nazlizan, Daud, Zawawi, Abdul Kadir, Aeslina
Format: Book Section
Language:English
Published: Penerbit UTHM 2021
Subjects:
Online Access:http://eprints.uthm.edu.my/6746/1/C3448_b052711161a9a566eae119a60966fdd0.pdf
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author Nasir, Nazlizan
Daud, Zawawi
Abdul Kadir, Aeslina
author_facet Nasir, Nazlizan
Daud, Zawawi
Abdul Kadir, Aeslina
author_sort Nasir, Nazlizan
collection UTHM
description Adsorbent from abundant residues of palm oil known as empty fruit bunch (EFB) was prepared to investigate the removal of Chemical Oxygen Demand (COD) from natural rubber wastewater. The EFB was modified using citric acid (CA) to enhance adsorption ability. The adsorption conditions such as adsorbent dose, pH and contact time for the effective removal of COD were optimized. Isotherms were generated to describe the removal of the COD. Results have shown that the optimum reaction conditions for COD adsorption by the EFB were 3 g of adsorbent, pH 7 and 120 min as contact time for the effective removal 76% of COD in natural rubber wastewater. Meanwhile, the adsorption data for COD on the EFB fitted the Langmuir isotherm, suggesting a monolayer adsorption behaviour of the adsorption processes. This study indicated EFB is a promising candidate adsorbent for the removal of COD in wastewater.
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spelling uthm.eprints-67462022-03-20T06:41:36Z http://eprints.uthm.edu.my/6746/ Application of agro-waste adsorbent for the removal of cod in wastewater Nasir, Nazlizan Daud, Zawawi Abdul Kadir, Aeslina TD Environmental technology. Sanitary engineering Adsorbent from abundant residues of palm oil known as empty fruit bunch (EFB) was prepared to investigate the removal of Chemical Oxygen Demand (COD) from natural rubber wastewater. The EFB was modified using citric acid (CA) to enhance adsorption ability. The adsorption conditions such as adsorbent dose, pH and contact time for the effective removal of COD were optimized. Isotherms were generated to describe the removal of the COD. Results have shown that the optimum reaction conditions for COD adsorption by the EFB were 3 g of adsorbent, pH 7 and 120 min as contact time for the effective removal 76% of COD in natural rubber wastewater. Meanwhile, the adsorption data for COD on the EFB fitted the Langmuir isotherm, suggesting a monolayer adsorption behaviour of the adsorption processes. This study indicated EFB is a promising candidate adsorbent for the removal of COD in wastewater. Penerbit UTHM 2021 Book Section PeerReviewed text en http://eprints.uthm.edu.my/6746/1/C3448_b052711161a9a566eae119a60966fdd0.pdf Nasir, Nazlizan and Daud, Zawawi and Abdul Kadir, Aeslina (2021) Application of agro-waste adsorbent for the removal of cod in wastewater. In: Potential Technologies for Wastewater Treatment. Penerbit UTHM, UTHM, p. 7.
spellingShingle TD Environmental technology. Sanitary engineering
Nasir, Nazlizan
Daud, Zawawi
Abdul Kadir, Aeslina
Application of agro-waste adsorbent for the removal of cod in wastewater
title Application of agro-waste adsorbent for the removal of cod in wastewater
title_full Application of agro-waste adsorbent for the removal of cod in wastewater
title_fullStr Application of agro-waste adsorbent for the removal of cod in wastewater
title_full_unstemmed Application of agro-waste adsorbent for the removal of cod in wastewater
title_short Application of agro-waste adsorbent for the removal of cod in wastewater
title_sort application of agro waste adsorbent for the removal of cod in wastewater
topic TD Environmental technology. Sanitary engineering
url http://eprints.uthm.edu.my/6746/1/C3448_b052711161a9a566eae119a60966fdd0.pdf
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