Determination of fluquinconazole, pyrimethanil, and clofentezine residues in fruits by liquid chromatography with ultraviolet detection

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorNavickiene, Sandro-
Autor(es): dc.creatorRibeiro, Maria Lúcia-
Data de aceite: dc.date.accessioned2025-08-21T16:26:03Z-
Data de disponibilização: dc.date.available2025-08-21T16:26:03Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2004-01-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1093/jaoac/87.2.435-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/224603-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/224603-
Descrição: dc.descriptionA simple method was developed for the determination of fluquinconazole, pyrimethanil, and clofentezine in whole fruit; peel; and pulp of mango, apple, and papaya. These compounds were extracted from fruit samples with a mixture of ethyl acetate-n-hexane (1 + 1, v/v). An aliquot (2 mL) of the extract was evaporated to near dryness under a stream of nitrogen, and the residue was dissolved with 2 mL methanol. The analysis was performed by means of liquid chromatography with ultraviolet detection at 254 nm using a gradient solvent system. The method was validated with fortified fruit samples at concentration levels of 0.05, 0.10, 0.20, and 0.50 mg/kg. Average recoveries (4-8 replicates) ranged from 80 to 95% with relative standard deviations between 3.5 and 12.7%. Detection limits ranged from 0.03 to 0.05 mg/kg for fruit pulp and 0.03 mg/kg for whole fruit. The quantitation limits ranged from 0.05 to 0.10 mg/kg for fruit pulp and 0.05 mg/kg for whole fruit. The analytical method was applied to fruit samples obtained from local markets.-
Descrição: dc.descriptionUniversidade Estadual Paulista-Unesp Depto. Química Orgânica Instituto de Química, CP 355, 14800-900, Araraquara, Sao Paulo-
Descrição: dc.descriptionUniversidade Estadual Paulista-Unesp Depto. Química Orgânica Instituto de Química, CP 355, 14800-900, Araraquara, Sao Paulo-
Formato: dc.format435-438-
Idioma: dc.languageen-
Relação: dc.relationJournal of AOAC International-
???dc.source???: dc.sourceScopus-
Título: dc.titleDetermination of fluquinconazole, pyrimethanil, and clofentezine residues in fruits by liquid chromatography with ultraviolet detection-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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