Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal
Autor(a) principal: | |
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Data de Publicação: | 2017 |
Outros Autores: | , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Repositório Institucional da UnB |
Texto Completo: | http://repositorio.unb.br/handle/10482/30604 http://dx.doi.org/10.21577/0100-4042.20170102 |
Resumo: | Due to its low cost, formaldehyde was commonly used as conservative in hygienic and cosmetic products. However, formaldehyde is strongly reactive and toxic, so its use has been forbidden in several products. Recently, it was reported by different media that formaldehyde has been added illegally in milk, causing innumerous health problems. In this work we developed a colorimetric indicator paper based on Schiff 's reagent, which can be associated with a smartphone application. It was observed that the paper stabilizes the Schiff 's reagent, avoiding its decomposition during short periods. It was also possible to successfully detect the presence of formaldehyde in commercial products, such as: detergents, shampoos and conditioners. Regarding milk based products, the indicator paper is very sensitive to detect formaldehyde, having a sensibility of 0.01% (v/v). The developed indicator paper has low cost and can help the supervision of milk products, as a trial test. Also it is possible to commercialize this product to common consumer, due to its simplicity. |
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Martins, Guilherme Bandeira CandidoSucupira, Renata RodriguesSuarez, Paulo Anselmo Ziani2018-01-04T19:13:18Z2018-01-04T19:13:18Z2017-09MARTINS, Guilherme B. C.; SUCUPIRA, Renata R.; SUAREZ, Paulo A. Z. Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal. Química Nova, São Paulo, v. 40, n. 8, p. 946-951, set. 2017. Disponível em: <http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422017000800946&lng=en&nrm=iso>. Acesso em: 22 fev. 2018. doi: http://dx.doi.org/10.21577/0100-4042.20170102.http://repositorio.unb.br/handle/10482/30604http://dx.doi.org/10.21577/0100-4042.20170102Sociedade Brasileira de QuímicaQuímica Nova - Este é um artigo publicado em acesso aberto (Open Access) sob a licença Creative Commons Attribution Non-Commercial, que permite uso, distribuição e reprodução em qualquer meio, sem restrições desde que sem fins comerciais e que o trabalho original seja corretamente citado (CC BY 4.0). Fonte: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422017000800946&lng=en&nrm=iso. Acesso em: 22 fev. 2018.info:eu-repo/semantics/openAccessPapel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoalColorimetric indicator paper for formol detection in milk based and personal care productsinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleFormaldeídoColorimetriaLeiteCosméticosDue to its low cost, formaldehyde was commonly used as conservative in hygienic and cosmetic products. However, formaldehyde is strongly reactive and toxic, so its use has been forbidden in several products. Recently, it was reported by different media that formaldehyde has been added illegally in milk, causing innumerous health problems. In this work we developed a colorimetric indicator paper based on Schiff 's reagent, which can be associated with a smartphone application. It was observed that the paper stabilizes the Schiff 's reagent, avoiding its decomposition during short periods. It was also possible to successfully detect the presence of formaldehyde in commercial products, such as: detergents, shampoos and conditioners. Regarding milk based products, the indicator paper is very sensitive to detect formaldehyde, having a sensibility of 0.01% (v/v). The developed indicator paper has low cost and can help the supervision of milk products, as a trial test. Also it is possible to commercialize this product to common consumer, due to its simplicity.Instituto de Química (IQ)porreponame:Repositório Institucional da UnBinstname:Universidade de Brasília (UnB)instacron:UNBORIGINALARTIGO_PapelIndicadorColorimetrico.pdfARTIGO_PapelIndicadorColorimetrico.pdfapplication/pdf1591237http://repositorio2.unb.br/jspui/bitstream/10482/30604/1/ARTIGO_PapelIndicadorColorimetrico.pdf06f12050710f3909979f4f94e29f1833MD51open access10482/306042023-10-20 10:57:52.101open accessoai:repositorio2.unb.br:10482/30604Biblioteca Digital de Teses e DissertaçõesPUBhttps://repositorio.unb.br/oai/requestopendoar:2023-10-20T13:57:52Repositório Institucional da UnB - Universidade de Brasília (UnB)false |
dc.title.pt_BR.fl_str_mv |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal |
dc.title.alternative.none.fl_str_mv |
Colorimetric indicator paper for formol detection in milk based and personal care products |
title |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal |
spellingShingle |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal Martins, Guilherme Bandeira Candido Formaldeído Colorimetria Leite Cosméticos |
title_short |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal |
title_full |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal |
title_fullStr |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal |
title_full_unstemmed |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal |
title_sort |
Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal |
author |
Martins, Guilherme Bandeira Candido |
author_facet |
Martins, Guilherme Bandeira Candido Sucupira, Renata Rodrigues Suarez, Paulo Anselmo Ziani |
author_role |
author |
author2 |
Sucupira, Renata Rodrigues Suarez, Paulo Anselmo Ziani |
author2_role |
author author |
dc.contributor.author.fl_str_mv |
Martins, Guilherme Bandeira Candido Sucupira, Renata Rodrigues Suarez, Paulo Anselmo Ziani |
dc.subject.keyword.pt_BR.fl_str_mv |
Formaldeído Colorimetria Leite |
topic |
Formaldeído Colorimetria Leite Cosméticos |
dc.subject.keyword.none.fl_str_mv |
Cosméticos |
description |
Due to its low cost, formaldehyde was commonly used as conservative in hygienic and cosmetic products. However, formaldehyde is strongly reactive and toxic, so its use has been forbidden in several products. Recently, it was reported by different media that formaldehyde has been added illegally in milk, causing innumerous health problems. In this work we developed a colorimetric indicator paper based on Schiff 's reagent, which can be associated with a smartphone application. It was observed that the paper stabilizes the Schiff 's reagent, avoiding its decomposition during short periods. It was also possible to successfully detect the presence of formaldehyde in commercial products, such as: detergents, shampoos and conditioners. Regarding milk based products, the indicator paper is very sensitive to detect formaldehyde, having a sensibility of 0.01% (v/v). The developed indicator paper has low cost and can help the supervision of milk products, as a trial test. Also it is possible to commercialize this product to common consumer, due to its simplicity. |
publishDate |
2017 |
dc.date.issued.fl_str_mv |
2017-09 |
dc.date.accessioned.fl_str_mv |
2018-01-04T19:13:18Z |
dc.date.available.fl_str_mv |
2018-01-04T19:13:18Z |
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.citation.fl_str_mv |
MARTINS, Guilherme B. C.; SUCUPIRA, Renata R.; SUAREZ, Paulo A. Z. Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal. Química Nova, São Paulo, v. 40, n. 8, p. 946-951, set. 2017. Disponível em: <http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422017000800946&lng=en&nrm=iso>. Acesso em: 22 fev. 2018. doi: http://dx.doi.org/10.21577/0100-4042.20170102. |
dc.identifier.uri.fl_str_mv |
http://repositorio.unb.br/handle/10482/30604 |
dc.identifier.doi.pt_BR.fl_str_mv |
http://dx.doi.org/10.21577/0100-4042.20170102 |
identifier_str_mv |
MARTINS, Guilherme B. C.; SUCUPIRA, Renata R.; SUAREZ, Paulo A. Z. Papel indicador colorimétrico para detecção de formol em produtos lácteos e produtos de higiene pessoal. Química Nova, São Paulo, v. 40, n. 8, p. 946-951, set. 2017. Disponível em: <http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422017000800946&lng=en&nrm=iso>. Acesso em: 22 fev. 2018. doi: http://dx.doi.org/10.21577/0100-4042.20170102. |
url |
http://repositorio.unb.br/handle/10482/30604 http://dx.doi.org/10.21577/0100-4042.20170102 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
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 |
reponame:Repositório Institucional da UnB instname:Universidade de Brasília (UnB) instacron:UNB |
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Universidade de Brasília (UnB) |
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UNB |
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UNB |
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Repositório Institucional da UnB |
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Repositório Institucional da UnB |
bitstream.url.fl_str_mv |
http://repositorio2.unb.br/jspui/bitstream/10482/30604/1/ARTIGO_PapelIndicadorColorimetrico.pdf |
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