Quantification of Tannins from Curupay Bark

Registro completo de metadados
MetadadosDescriçãoIdioma
Autor(es): dc.creatorSousa, Thaís Brito-
Autor(es): dc.creatorSouza, Sebastião Gabriel-
Autor(es): dc.creatorFranco, Thayane Batistão Bondioli-
Autor(es): dc.creatorJesus, Márcia Silva de-
Autor(es): dc.creatorMori, Fábio Akira-
Data de aceite: dc.date.accessioned2026-02-09T11:39:25Z-
Data de disponibilização: dc.date.available2026-02-09T11:39:25Z-
Data de envio: dc.date.issued2020-04-14-
Data de envio: dc.date.issued2020-04-14-
Data de envio: dc.date.issued2019-
Fonte completa do material: dc.identifierhttps://repositorio.ufla.br/handle/1/40014-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1144511-
Descrição: dc.descriptionThis study aimed to assess the influence of time and sodium sulfite concentration on tannin yield in Curupay bark and propose better extraction conditions. The extractions were performed using 100 g of dried bark and 1500 mL of water at 70 °C, with extraction times of 2, 3, and 4 h and amount of extractor salt at the concentrations of 0, 1, 2, 3, and 4%. The following parameters were evaluated: content of total solids, total yield of solids, Stiasny index, and gravimetric yield of condensed tannins and non-tannins. Results show that the higher the concentration of sodium sulfite, the higher the content and yield of solids, as well as the higher the extraction of non-tannin compounds. Three-hour extraction time at 3.0% sodium sulfite concentration was the best condition to extract tannins from Curupay bark, under which a condensed tannin yield of 20.46% was obtained.-
Formato: dc.formatapplication/pdf-
Idioma: dc.languageen-
Publicador: dc.publisherInstituto de Florestas da Universidade Federal Rural do Rio de Janeiro-
Direitos: dc.rightsAttribution 4.0 International-
Direitos: dc.rightsAttribution 4.0 International-
Direitos: dc.rightsacesso aberto-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
Direitos: dc.rightshttp://creativecommons.org/licenses/by/4.0/-
???dc.source???: dc.sourceFloresta e Ambiente-
Palavras-chave: dc.subjectAnadenanthera peregrina-
Palavras-chave: dc.subjectStiasny index-
Título: dc.titleQuantification of Tannins from Curupay Bark-
Tipo de arquivo: dc.typeArtigo-
Aparece nas coleções:Repositório Institucional da Universidade Federal de Lavras (RIUFLA)

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