Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas
Autor(a) principal: | |
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Data de Publicação: | 2010 |
Outros Autores: | , , , , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://dx.doi.org/10.1590/S0100-40422010000700012 http://hdl.handle.net/11449/27622 |
Resumo: | The variability in aflatoxin B1 concentration among peanut subsamples of 4 sample preparation procedures was evaluated. For each procedure, 18 samples were prepared involving dry comminuting/homogenization or dry roughly comminuting followed by the preparation of a aqueous slurry. Ten analytical samples were withdrawn from each sample/procedure and analyzed by thin layer chromatography. The coefficient of variation (CV%) among each set of 10 analytical samples was assumed to be associated with the sample preparation procedure. The procedure that made use of a subsample mill and preparation of a subsample slurry, showed lower variability (CV%) among the analytical subsamples. |
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Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinasEvaluation of sample preparation procedures for aflatoxin analysis in raw peanutsample preparationaflatoxinvariabilityThe variability in aflatoxin B1 concentration among peanut subsamples of 4 sample preparation procedures was evaluated. For each procedure, 18 samples were prepared involving dry comminuting/homogenization or dry roughly comminuting followed by the preparation of a aqueous slurry. Ten analytical samples were withdrawn from each sample/procedure and analyzed by thin layer chromatography. The coefficient of variation (CV%) among each set of 10 analytical samples was assumed to be associated with the sample preparation procedure. The procedure that made use of a subsample mill and preparation of a subsample slurry, showed lower variability (CV%) among the analytical subsamples.Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Universidade de São Paulo Escola Superior de Agricultura Luiz de Queiroz Departamento de Agroindústria, Alimentos e NutriçãoUniversidade Estadual de São Paulo Departamento de BioestatísticaUniversidade de São Paulo Escola Superior de Agricultura Luiz de Queiroz Departamento de Ciências ExatasSociedade Brasileira de QuímicaUniversidade de São Paulo (USP)Universidade Estadual Paulista (Unesp)Calori-Domingues, Maria AntoniaRechdan, Rafael CondinoMoretti, AdemarGloria, Eduardo Micotti daZambello, Ivani ValariniCorrente, José Eduardo [UNESP]Dias, Carlos Tadeu dos Santos2014-05-20T15:10:25Z2014-05-20T15:10:25Z2010-01-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/article1409-1495application/pdfhttp://dx.doi.org/10.1590/S0100-40422010000700012Química Nova. Sociedade Brasileira de Química, v. 33, n. 7, p. 1409-1495, 2010.0100-4042http://hdl.handle.net/11449/2762210.1590/S0100-40422010000700012S0100-40422010000700012S0100-40422010000700012.pdf0000-0001-5478-4996SciELOreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPporQuímica Nova0.6460,255info:eu-repo/semantics/openAccess2024-01-22T06:26:55Zoai:repositorio.unesp.br:11449/27622Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-08-05T23:42:25.742210Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas Evaluation of sample preparation procedures for aflatoxin analysis in raw peanut |
title |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas |
spellingShingle |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas Calori-Domingues, Maria Antonia sample preparation aflatoxin variability |
title_short |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas |
title_full |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas |
title_fullStr |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas |
title_full_unstemmed |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas |
title_sort |
Avaliação de procedimentos de preparo de amostra de amendoim in natura para análise de aflatoxinas |
author |
Calori-Domingues, Maria Antonia |
author_facet |
Calori-Domingues, Maria Antonia Rechdan, Rafael Condino Moretti, Ademar Gloria, Eduardo Micotti da Zambello, Ivani Valarini Corrente, José Eduardo [UNESP] Dias, Carlos Tadeu dos Santos |
author_role |
author |
author2 |
Rechdan, Rafael Condino Moretti, Ademar Gloria, Eduardo Micotti da Zambello, Ivani Valarini Corrente, José Eduardo [UNESP] Dias, Carlos Tadeu dos Santos |
author2_role |
author author author author author author |
dc.contributor.none.fl_str_mv |
Universidade de São Paulo (USP) Universidade Estadual Paulista (Unesp) |
dc.contributor.author.fl_str_mv |
Calori-Domingues, Maria Antonia Rechdan, Rafael Condino Moretti, Ademar Gloria, Eduardo Micotti da Zambello, Ivani Valarini Corrente, José Eduardo [UNESP] Dias, Carlos Tadeu dos Santos |
dc.subject.por.fl_str_mv |
sample preparation aflatoxin variability |
topic |
sample preparation aflatoxin variability |
description |
The variability in aflatoxin B1 concentration among peanut subsamples of 4 sample preparation procedures was evaluated. For each procedure, 18 samples were prepared involving dry comminuting/homogenization or dry roughly comminuting followed by the preparation of a aqueous slurry. Ten analytical samples were withdrawn from each sample/procedure and analyzed by thin layer chromatography. The coefficient of variation (CV%) among each set of 10 analytical samples was assumed to be associated with the sample preparation procedure. The procedure that made use of a subsample mill and preparation of a subsample slurry, showed lower variability (CV%) among the analytical subsamples. |
publishDate |
2010 |
dc.date.none.fl_str_mv |
2010-01-01 2014-05-20T15:10:25Z 2014-05-20T15:10:25Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://dx.doi.org/10.1590/S0100-40422010000700012 Química Nova. Sociedade Brasileira de Química, v. 33, n. 7, p. 1409-1495, 2010. 0100-4042 http://hdl.handle.net/11449/27622 10.1590/S0100-40422010000700012 S0100-40422010000700012 S0100-40422010000700012.pdf 0000-0001-5478-4996 |
url |
http://dx.doi.org/10.1590/S0100-40422010000700012 http://hdl.handle.net/11449/27622 |
identifier_str_mv |
Química Nova. Sociedade Brasileira de Química, v. 33, n. 7, p. 1409-1495, 2010. 0100-4042 10.1590/S0100-40422010000700012 S0100-40422010000700012 S0100-40422010000700012.pdf 0000-0001-5478-4996 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
Química Nova 0.646 0,255 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
1409-1495 application/pdf |
dc.publisher.none.fl_str_mv |
Sociedade Brasileira de Química |
publisher.none.fl_str_mv |
Sociedade Brasileira de Química |
dc.source.none.fl_str_mv |
SciELO reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
_version_ |
1808128240891461632 |