Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution
Modification of sugarcane bagasse (SB) by cetylpyridinium bromide (CPB) creating surfactant-modified SB (SBC) for the removal of chromate has been studied. The CPB adsorbed increased in line with the increased CPB concentrations, and infrared spectroscopy showed preserved SB structure after modifica...
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my.utm.959172022-06-29T08:00:45Z http://eprints.utm.my/id/eprint/95917/ Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution S. Khalifa, Mahmoud A. Nik Malek, Nik Ahmad Nizam Farimani, Ali Yektaye Sani, Nor Suriani Kamaru, Auni Afiqah Q Science (General) Modification of sugarcane bagasse (SB) by cetylpyridinium bromide (CPB) creating surfactant-modified SB (SBC) for the removal of chromate has been studied. The CPB adsorbed increased in line with the increased CPB concentrations, and infrared spectroscopy showed preserved SB structure after modification. SB showed little adsorption capacity in the adsorption study; however, the adsorption of chromate is proportional to the amount of CPB adsorbed on SB, possibly due to the attached CPB molecules on the SB. CPB molecules create a bilayer formation on SB, generating anion exchange sites for chromate to be adsorbed on SBC. The adsorption behavior of chromate on SBC followed the Langmuir equation model better than the Freundlich model. A better adsorption capacity was noted at the lower pH value of the chromate solution. In conclusion, surfactant-modified SB could be a potential alternative adsorbent for removing toxic chromate anion in water. 2021 Conference or Workshop Item PeerReviewed S. Khalifa, Mahmoud A. and Nik Malek, Nik Ahmad Nizam and Farimani, Ali Yektaye and Sani, Nor Suriani and Kamaru, Auni Afiqah (2021) Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution. In: 3rd International Conference on Separation Technology (ICoST), 15 August 2020 - 16 August 2020, Virtual, Online. http://dx.doi.org/10.1016/j.matpr.2021.02.790 |
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Q Science (General) S. Khalifa, Mahmoud A. Nik Malek, Nik Ahmad Nizam Farimani, Ali Yektaye Sani, Nor Suriani Kamaru, Auni Afiqah Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution |
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Modification of sugarcane bagasse (SB) by cetylpyridinium bromide (CPB) creating surfactant-modified SB (SBC) for the removal of chromate has been studied. The CPB adsorbed increased in line with the increased CPB concentrations, and infrared spectroscopy showed preserved SB structure after modification. SB showed little adsorption capacity in the adsorption study; however, the adsorption of chromate is proportional to the amount of CPB adsorbed on SB, possibly due to the attached CPB molecules on the SB. CPB molecules create a bilayer formation on SB, generating anion exchange sites for chromate to be adsorbed on SBC. The adsorption behavior of chromate on SBC followed the Langmuir equation model better than the Freundlich model. A better adsorption capacity was noted at the lower pH value of the chromate solution. In conclusion, surfactant-modified SB could be a potential alternative adsorbent for removing toxic chromate anion in water. |
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Conference or Workshop Item |
author |
S. Khalifa, Mahmoud A. Nik Malek, Nik Ahmad Nizam Farimani, Ali Yektaye Sani, Nor Suriani Kamaru, Auni Afiqah |
author_facet |
S. Khalifa, Mahmoud A. Nik Malek, Nik Ahmad Nizam Farimani, Ali Yektaye Sani, Nor Suriani Kamaru, Auni Afiqah |
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S. Khalifa, Mahmoud A. |
title |
Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution |
title_short |
Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution |
title_full |
Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution |
title_fullStr |
Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution |
title_full_unstemmed |
Cetylpyridinium bromide (CPB)-treated sugarcane bagasse for the removal of chromate in aqueous solution |
title_sort |
cetylpyridinium bromide (cpb)-treated sugarcane bagasse for the removal of chromate in aqueous solution |
publishDate |
2021 |
url |
http://eprints.utm.my/id/eprint/95917/ http://dx.doi.org/10.1016/j.matpr.2021.02.790 |
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13.211869 |