Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+
Autor(a) principal: | |
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Data de Publicação: | 2021 |
Outros Autores: | , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Research, Society and Development |
Texto Completo: | https://rsdjournal.org/index.php/rsd/article/view/12238 |
Resumo: | Lignocellulosic materials have been used as bioadsorbents for contaminants removal from industrial effluents due to their physical-chemical properties, renewable source, low-cost and efficiency that make them competitive to commercial activated carbon. The objective of this work is to develop an efficient and low cost bioadsorbent reusing the cashew nut shell (Anarcadium accidentale L), CNS, for the removal of metal ions (Cu2+ and Cr3+). The CNS was characterized by scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FTIR), the point of zero charge (pHpzc) and the Boehm titration. The kinetics and adsorption equilibrium experiments were carried out in a monoelementary system, in batch runs at room temperature. The adsorption kinetics was evaluated by the mathematical models of pseudo first-order, pseudo second-order and intraparticle diffusion, while the adsorption isotherm was adjusted according to the Langmuir, Freundlich and Redlich-Peterson models. The removal percentage was 91% (Cu2+) and 96% (Cr3+) and adsorption kinetics was better adjusted to the pseudo second-order model, suggesting the predominance of chemisorption. The fit of the Langmuir isotherm was better for the experimental data of Cu2+ and Cr3+ ions, indicating adsorption in monolayers. It is concluded that the bioabsorbent produced from the cashew nut shell has a high potential for the removal of metals, in addition to being an abundant product in nature, is renewable and biodegradable and its reuse contributes to the reduction of environmental pollution, the production of waste and improves the local circular economy through the valorization of the byproduct. |
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Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+Carbón de la cáscara del anacardo (Anarcadium accidentale L) como bioadsorbedor para eliminar Cu2+ y Cr3+Carvão da casca da castanha de caju (Anarcadium accidentale L) como bioadsorvente para remover Cu2+ e Cr3+AdsorçãoMetaisBiomassaResíduos agroindustriaisSustentabilidade.AdsorptionMetalsBiomassAgro-industrial wasteSustainability.AdsorciónRielesBiomasaResiduos agroindustrialesSustentabilidad.Lignocellulosic materials have been used as bioadsorbents for contaminants removal from industrial effluents due to their physical-chemical properties, renewable source, low-cost and efficiency that make them competitive to commercial activated carbon. The objective of this work is to develop an efficient and low cost bioadsorbent reusing the cashew nut shell (Anarcadium accidentale L), CNS, for the removal of metal ions (Cu2+ and Cr3+). The CNS was characterized by scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FTIR), the point of zero charge (pHpzc) and the Boehm titration. The kinetics and adsorption equilibrium experiments were carried out in a monoelementary system, in batch runs at room temperature. The adsorption kinetics was evaluated by the mathematical models of pseudo first-order, pseudo second-order and intraparticle diffusion, while the adsorption isotherm was adjusted according to the Langmuir, Freundlich and Redlich-Peterson models. The removal percentage was 91% (Cu2+) and 96% (Cr3+) and adsorption kinetics was better adjusted to the pseudo second-order model, suggesting the predominance of chemisorption. The fit of the Langmuir isotherm was better for the experimental data of Cu2+ and Cr3+ ions, indicating adsorption in monolayers. It is concluded that the bioabsorbent produced from the cashew nut shell has a high potential for the removal of metals, in addition to being an abundant product in nature, is renewable and biodegradable and its reuse contributes to the reduction of environmental pollution, the production of waste and improves the local circular economy through the valorization of the byproduct.Los materiales lignocelulósicos se han utilizado como bioadsorbentes para remover contaminantes de efluentes industriales debido a sus propiedades físico-químicas, fuente renovable, barato y eficiencia. El objetivo de este trabajo es desarrollar un bioadsorbente eficiente y de bajo costo reutilizando la cáscara del anacardo (Anarcadium accidentale L), CNS, para la remoción de iones metálicos (Cu2+ y Cr3+). La CCC se caracterizó por microscopía electrónica de barrido (SEM), espectroscopía infrarroja por transformada de Fourier (FTIR), se midieron el punto de carga cero (pHpcz) y la titulación de Boehm. Los experimentos de cinética y de equilibrio de adsorción se llevaron a cabo en un sistema monoelemental y discontinuo. La cinética de adsorción se evaluó mediante los modelos matemáticos de pseudo-primer orden, pseudo-segundo orden y difusión intrarticular, mientras que la isoterma de adsorción se ajustó según los modelos de Langmuir, Freundlich y Redlich-Peterson. El porcentaje de remoción fue 91% (Cu2+) y 96% (Cr3+) e la cinética de adsorción se ajustó mejor al modelo de pseudo-segundo orden, lo que sugiere el predominio de la quimisorción. El ajuste de la isoterma de Langmuir fue mejor para los datos experimentales de iones Cu2+ y Cr3+, lo que indica adsorción en monocapas. Se concluye que el bioabsorbente producido a partir de CCC tiene un alto potencial para la remoción de metales, además de ser un producto abundante en la naturaleza, renovable y biodegradable y su reutilización contribuye a la reducción de la contaminación ambiental, la producción de residuos y mejora la economía. circulación local a través de la valorización del subproducto.Os materiais lignocelulósicos têm sido utilizados como bioadsorventes para remoção de contaminantes de efluentes industriais devido às suas propriedades físico-químicas, fonte renovável, baixo custo e eficiência que os tornam competitivos ao carvão ativado comercial. O objetivo deste trabalho é desenvolver um bioadsorvente eficiente e de baixo custo, reutilizando a casca da castanha de caju (Anarcadium acidentale L), CNS, para a remoção de íons metálicos (Cu2+ e Cr3+).. O CCC foi caracterizado por microscopia eletrônica de varredura (MEV), Espectroscopia de infravermelho com transformada de Fourier (FTIR), o ponto de carga zero (pHpcz) e a titulação de Boehm foram medidos. Os experimentos de cinética e equilíbrio de adsorção foram realizados em sistema monoelementar e batelada. A cinetica de adsorção foi avaliada pelos modelos matemáticos de pseudo-primeira ordem, pseudo-segunda ordem e difusão intraparticula, enquanto, a isoterma de adsorção foi ajustada de acordo com os modelos de Langmuir, Freundlich e Redlich- Peterson. A porcentagem de remoção foi de 91% (Cu2+) e 96% (Cr3+) e a cinética de adsorção se ajustou melhor ao modelo de pseudosegunda ordem sugerindo a predominância da quimissorção. O ajuste da isoterma de Langmuir foi melhor para os dados experimentais dos íons de Cu2+ e Cr3+, indicando a adsorção em monocamadas. Conclui-se que o bioadsorvente produzido a partir CCC apresenta elevado potencial para a remoção de metais, além de ser um produto abundante na natureza, renovável e biodegradável e sua reutilização contribui para a redução da poluição ambiental, da produção de resíduos e melhora a economia circular local através da valorização do subproduto.Research, Society and Development2021-02-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://rsdjournal.org/index.php/rsd/article/view/1223810.33448/rsd-v10i2.12238Research, Society and Development; Vol. 10 No. 2; e0510212238Research, Society and Development; Vol. 10 Núm. 2; e0510212238Research, Society and Development; v. 10 n. 2; e05102122382525-3409reponame:Research, Society and Developmentinstname:Universidade Federal de Itajubá (UNIFEI)instacron:UNIFEIenghttps://rsdjournal.org/index.php/rsd/article/view/12238/10909Copyright (c) 2021 Karine Fonseca Soares de Oliveira; Joemil Oliveira de Deus Junior; Talita Lorena da Silva do Nascimento; Raoni Batista dos Anjos; Dulce Maria de Araújo Melo; Renata Martins Braga; Marcus Antonio de Freitas Melohttps://creativecommons.org/licenses/by/4.0info:eu-repo/semantics/openAccessOliveira, Karine Fonseca Soares de Deus Junior, Joemil Oliveira de Nascimento, Talita Lorena da Silva doAnjos, Raoni Batista dos Melo, Dulce Maria de Araújo Braga, Renata Martins Melo, Marcus Antonio de Freitas2021-03-02T09:32:39Zoai:ojs.pkp.sfu.ca:article/12238Revistahttps://rsdjournal.org/index.php/rsd/indexPUBhttps://rsdjournal.org/index.php/rsd/oairsd.articles@gmail.com2525-34092525-3409opendoar:2024-01-17T09:33:52.154182Research, Society and Development - Universidade Federal de Itajubá (UNIFEI)false |
dc.title.none.fl_str_mv |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ Carbón de la cáscara del anacardo (Anarcadium accidentale L) como bioadsorbedor para eliminar Cu2+ y Cr3+ Carvão da casca da castanha de caju (Anarcadium accidentale L) como bioadsorvente para remover Cu2+ e Cr3+ |
title |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ |
spellingShingle |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ Oliveira, Karine Fonseca Soares de Adsorção Metais Biomassa Resíduos agroindustriais Sustentabilidade. Adsorption Metals Biomass Agro-industrial waste Sustainability. Adsorción Rieles Biomasa Residuos agroindustriales Sustentabilidad. |
title_short |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ |
title_full |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ |
title_fullStr |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ |
title_full_unstemmed |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ |
title_sort |
Cashew nut shell (Anarcadium accidentale L) charcoal as bioadsorbent to remove Cu2+ and Cr3+ |
author |
Oliveira, Karine Fonseca Soares de |
author_facet |
Oliveira, Karine Fonseca Soares de Deus Junior, Joemil Oliveira de Nascimento, Talita Lorena da Silva do Anjos, Raoni Batista dos Melo, Dulce Maria de Araújo Braga, Renata Martins Melo, Marcus Antonio de Freitas |
author_role |
author |
author2 |
Deus Junior, Joemil Oliveira de Nascimento, Talita Lorena da Silva do Anjos, Raoni Batista dos Melo, Dulce Maria de Araújo Braga, Renata Martins Melo, Marcus Antonio de Freitas |
author2_role |
author author author author author author |
dc.contributor.author.fl_str_mv |
Oliveira, Karine Fonseca Soares de Deus Junior, Joemil Oliveira de Nascimento, Talita Lorena da Silva do Anjos, Raoni Batista dos Melo, Dulce Maria de Araújo Braga, Renata Martins Melo, Marcus Antonio de Freitas |
dc.subject.por.fl_str_mv |
Adsorção Metais Biomassa Resíduos agroindustriais Sustentabilidade. Adsorption Metals Biomass Agro-industrial waste Sustainability. Adsorción Rieles Biomasa Residuos agroindustriales Sustentabilidad. |
topic |
Adsorção Metais Biomassa Resíduos agroindustriais Sustentabilidade. Adsorption Metals Biomass Agro-industrial waste Sustainability. Adsorción Rieles Biomasa Residuos agroindustriales Sustentabilidad. |
description |
Lignocellulosic materials have been used as bioadsorbents for contaminants removal from industrial effluents due to their physical-chemical properties, renewable source, low-cost and efficiency that make them competitive to commercial activated carbon. The objective of this work is to develop an efficient and low cost bioadsorbent reusing the cashew nut shell (Anarcadium accidentale L), CNS, for the removal of metal ions (Cu2+ and Cr3+). The CNS was characterized by scanning electron microscopy (SEM), Fourier transform infrared spectroscopy (FTIR), the point of zero charge (pHpzc) and the Boehm titration. The kinetics and adsorption equilibrium experiments were carried out in a monoelementary system, in batch runs at room temperature. The adsorption kinetics was evaluated by the mathematical models of pseudo first-order, pseudo second-order and intraparticle diffusion, while the adsorption isotherm was adjusted according to the Langmuir, Freundlich and Redlich-Peterson models. The removal percentage was 91% (Cu2+) and 96% (Cr3+) and adsorption kinetics was better adjusted to the pseudo second-order model, suggesting the predominance of chemisorption. The fit of the Langmuir isotherm was better for the experimental data of Cu2+ and Cr3+ ions, indicating adsorption in monolayers. It is concluded that the bioabsorbent produced from the cashew nut shell has a high potential for the removal of metals, in addition to being an abundant product in nature, is renewable and biodegradable and its reuse contributes to the reduction of environmental pollution, the production of waste and improves the local circular economy through the valorization of the byproduct. |
publishDate |
2021 |
dc.date.none.fl_str_mv |
2021-02-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/12238 10.33448/rsd-v10i2.12238 |
url |
https://rsdjournal.org/index.php/rsd/article/view/12238 |
identifier_str_mv |
10.33448/rsd-v10i2.12238 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/12238/10909 |
dc.rights.driver.fl_str_mv |
https://creativecommons.org/licenses/by/4.0 info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by/4.0 |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Research, Society and Development |
publisher.none.fl_str_mv |
Research, Society and Development |
dc.source.none.fl_str_mv |
Research, Society and Development; Vol. 10 No. 2; e0510212238 Research, Society and Development; Vol. 10 Núm. 2; e0510212238 Research, Society and Development; v. 10 n. 2; e0510212238 2525-3409 reponame:Research, Society and Development instname:Universidade Federal de Itajubá (UNIFEI) instacron:UNIFEI |
instname_str |
Universidade Federal de Itajubá (UNIFEI) |
instacron_str |
UNIFEI |
institution |
UNIFEI |
reponame_str |
Research, Society and Development |
collection |
Research, Society and Development |
repository.name.fl_str_mv |
Research, Society and Development - Universidade Federal de Itajubá (UNIFEI) |
repository.mail.fl_str_mv |
rsd.articles@gmail.com |
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1797052745078800384 |