Using a disposable platform based on reduced graphene oxide, iron nanoparticles and molecularly imprinted polymer for voltammetric determination of vanillic acid in fruit peels

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorBuffon, Edervaldo-
Autor(es): dc.creatorStradiotto, Nelson Ramos-
Data de aceite: dc.date.accessioned2025-08-21T19:58:22Z-
Data de disponibilização: dc.date.available2025-08-21T19:58:22Z-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2022-12-14-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.foodchem.2022.133786-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/242141-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/242141-
Descrição: dc.descriptionThis work reports the development and application of a disposable electrochemical platform for vanillic acid (VA) detection using screen-printed electrode modified with reduced graphene oxide, iron nanoparticles and molecularly imprinted poly(pyrrole) film. The electrochemical platform was characterized by cyclic voltammetry, electrochemical impedance spectroscopy, scanning electron microscopy, energy dispersive X-ray spectroscopy and X-ray photoelectron spectroscopy. Using optimized conditions, the proposed disposable platform presented linear concentration ranges of 1.0 × 10−9 to 1.5 × 10−7 mol/L. The limits of detection and quantification obtained for the device were 3.1 × 10−10 and 1.0 × 10−9 mol/L, respectively. The electrochemical platform was found to be selective for VA recognition and presented voltammetric responses with good repeatability and stability. The analytical methodology developed was applied for VA determination in banana and orange peels. The results obtained showed that the proposed electrochemical platform has a good accuracy when applied for the determination of VA.-
Descrição: dc.descriptionCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionInstitute of Chemistry São Paulo State University (UNESP), São Paulo-
Descrição: dc.descriptionBioenergy Research Institute São Paulo State University (UNESP), São Paulo-
Descrição: dc.descriptionInstitute of Chemistry São Paulo State University (UNESP), São Paulo-
Descrição: dc.descriptionBioenergy Research Institute São Paulo State University (UNESP), São Paulo-
Idioma: dc.languageen-
Relação: dc.relationFood Chemistry-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectDisposable electrochemical sensor-
Palavras-chave: dc.subjectFruit peels-
Palavras-chave: dc.subjectIron nanoparticles-
Palavras-chave: dc.subjectMolecularly imprinted poly(pyrrole)-
Palavras-chave: dc.subjectReduced graphene oxide-
Palavras-chave: dc.subjectVanillic acid-
Título: dc.titleUsing a disposable platform based on reduced graphene oxide, iron nanoparticles and molecularly imprinted polymer for voltammetric determination of vanillic acid in fruit peels-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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