Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Iara Messerschmidt"'
Autor:
Marta Eliane Doumer, Gilberto Abate, Iara Messerschmidt, Lívia Mari Assis, Rosane Martinazzo, Carlos Augusto Posser Silveira
Publikováno v:
Química Nova, Vol 39, Iss 4, Pp 431-436 (2016)
A pyrolyzed oil shale by-product known as retorted shale was functionalized with HCl, HNO3, H2SO4, H3PO4, HNO3/H2SO4 (3:1), Fenton's reagent, (NH4)2S2O7, NaOH, and KMnO4 using either ultrasound (Route 1) or reflux (Route 2). The products obtained wer
Externí odkaz:
https://doaj.org/article/2d505b5ce2db4ad3861333f5a2a88143
Publikováno v:
Química Nova, Vol 34, Iss 3, Pp 397-403 (2011)
In this work the antioxidant capacity of red wine samples was characterized by conventional spectroscopic and chromatographic methodologies, regarding chemical parameters like color, total polyphenolic and resveratrol content, and antioxidant activit
Externí odkaz:
https://doaj.org/article/06ddaf6f6df243fe9f5eda0d5cc7f6bf
Autor:
Rafael Lizandro Schumacher, João Peterson Pereira Gardin, Aline Garus Saint Clair Colimo, Jean Carlos Bettoni, Iara Messerschmidt
Publikováno v:
Evidência, Vol 12, Iss 2 (2012)
A presença de aminas biogênicas em alimentos é considerada um ponto crítico na segurança alimentar, dada a sua implicação nos fenômenos de intoxicação dos consumidores. Em razão das às vias metabólicas de formação desses compostos esta
Externí odkaz:
https://doaj.org/article/549aff0d8c694f799ab2dfe466b1c855
Autor:
Jeniffer V. dos Santos, Rafael J. B. De Presbiteris, Vanessa C. G. dos Santos, Marco T. Grassi, Iara Messerschmidt, Betânia F. Pereira, Rosane Martinazzo, Gilberto Abate
Publikováno v:
Química Nova, Vol 40, Iss 5, Pp 496-505
Soils that had received successive applications of retorted oil shale (ROS) in an experiment under field conditions were used in this study, aiming to evaluate the availability of trace elements. In the batch tests, we observed that toxic elements pr
Externí odkaz:
https://doaj.org/article/d4fcc5e745ee44bf8b19bdc9e5fbf693
Autor:
Rosane Martinazzo, Rafael Garrett Dolatto, L. F. A. Batista, B. F. Pereira, Carlos Augusto Posser Silveira, Iara Messerschmidt, Adilson Luís Bamberg, Gilberto Abate
Publikováno v:
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA-Alice)
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Polar phenolic compounds of anthropogenic sources are widely studied by the scientific community since their effects are considered harmful to aquatic biota. From an environmental point of view, information regarding the presence of these contaminant
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f1e78d6ddfa5312f42cc885024b0cd2c
http://www.alice.cnptia.embrapa.br/alice/handle/doc/1127474
http://www.alice.cnptia.embrapa.br/alice/handle/doc/1127474
Autor:
Rosane Martinazzo, Rafael Garrett Dolatto, Iara Messerschmidt, Betânia Fraga Pereira, Gilberto Abate
Publikováno v:
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA-Alice)
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
This work proposes a liquid-phase microextraction (LPME) method to extract the highly polar compounds phenol (Ph), o-cresol (o-Cr), m-cresol (m-Cr), p-cresol (p-Cr), and 2,4-dimethylphenol (2,4-DMP) from aqueous matrices. The first extraction step of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3884f5747e6e7b9641fc10847472254c
http://www.alice.cnptia.embrapa.br/alice/handle/doc/1034224
http://www.alice.cnptia.embrapa.br/alice/handle/doc/1034224
Autor:
Rafael Jörg Bieberbach De Presbiteris, Rosane Martinazzo, Iara Messerschmidt, Marco Grassi, Gilberto Abate, Betânia Fraga Pereira, Vanessa Cristina Gonçalves dos Santos, Jeniffer Vanelle dos Santos
Publikováno v:
Química Nova v.40 n.5 2017
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Vol 40, Iss 5, Pp 496-505
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Vol 40, Iss 5, Pp 496-505
Soils that had received successive applications of retorted oil shale (ROS) in an experiment under field conditions were used in this study, aiming to evaluate the availability of trace elements. In the batch tests, we observed that toxic elements pr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3ee2cf7bbf798735a08474158a7790a4
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422017000500496
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422017000500496
Autor:
Carlos Augusto Posser Silveira, Iara Messerschmidt, Rafael Garrett Dolatto, Gilberto Abate, Betânia Fraga Pereira
Publikováno v:
Journal of the Brazilian Chemical Society v.23 n.5 2012
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 23, Issue: 5, Pages: 970-976, Published: MAY 2012
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 23, Issue: 5, Pages: 970-976, Published: MAY 2012
Phenol and o-cresol determination by flow injection analysis (FIA) with spectrophotometric detection, employing the 4-aminoantipyrine reaction, is proposed in this work in order to quantify these species in soil extracts. The method was improved by a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4ed5da2ace5324e2fb32dbacd85e8e69
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532012000500025
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532012000500025
Autor:
Elisete Guimarães, F. J Ponzoni, J. C Tomazoni, W. E. H Blum, S. P Balena, Antonio S. Mangrich, Betania F. Pereira, Iara Messerschmidt
Publikováno v:
Journal of the Brazilian Chemical Society v.22 n.9 2011
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 22, Issue: 9, Pages: 1788-1794, Published: SEP 2011
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 22, Issue: 9, Pages: 1788-1794, Published: SEP 2011
Analises por espectroscopias de ressonância paramagnetica eletronica (EPR) e de ultravioleta-visivel por refletância difusa (DRUV-VIS) de solos intensamente intemperizados contendo altos niveis de oxidos- hidroxidos de ferro, a partir de um projeto
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b71d69302d0d22f56b7a5fcc8add3c7b
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532011000900023
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532011000900023
Autor:
Iara Messerschmidt, Leticia Norma Carpentieri Rodrigues, Gilcélia A. Cordeiro, Patricio Peralta-Zamora, Noemi Nagata
Publikováno v:
Repositório Institucional da UNIFESP
Universidade Federal de São Paulo (UNIFESP)
instacron:UNIFESP
Journal of the Brazilian Chemical Society v.22 n.2 2011
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 22, Issue: 2, Pages: 337-343, Published: FEB 2011
Universidade Federal de São Paulo (UNIFESP)
instacron:UNIFESP
Journal of the Brazilian Chemical Society v.22 n.2 2011
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 22, Issue: 2, Pages: 337-343, Published: FEB 2011
Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) A determinação espectroscópica multivariada da associação lamivudina-zidovudina foi realizada por regr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be56a4bcf39f0450b30de9210af3caa8
http://repositorio.unifesp.br/handle/11600/6274
http://repositorio.unifesp.br/handle/11600/6274