Zobrazeno 1 - 10 of 23 pro vyhledávání: '"M. Renata S. Souto"'
2
Lead migration from toys by anodic stripping voltammetry using a bismuth film electrode
Autor: Adriana M. Pimenta, Christelle S. Afonso, M. Renata S. Souto, Ana F. Q. Fernandes, Rita I. L. Catarino, M. Fernanda C. Leal
Publikováno v: Archives of Environmental & Occupational Health. 71:300-306
Metals may be released from toys via saliva during mouthing, via sweat during dermal contact, or via gastric and intestinal fluids after partial or whole ingestion. In this study, we determined the lead migration from toys bought on the Portuguese ma
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ac066cb416f3600eb46192a92d895a4b
https://doi.org/10.1080/19338244.2015.1096757
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3
Cathodic voltammetric detection of diltiazem at a bismuth film electrode
Autor: M. Fernanda C. Leal, Joana R. T. Lopes, Rita I. L. Catarino, M. Renata S. Souto, Adriana M. Pimenta
Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Journal of the Brazilian Chemical Society, Volume: 25, Issue: 5, Pages: 961-968, Published: MAY 2014
Journal of the Brazilian Chemical Society v.25 n.5 2014
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
In this work it was developed a novel application of bismuth film electrodes (BiFEs) for the determination of the antihypertensive and coronary vasodilator diltiazem by square wave cathodic voltammetry. The bismuth film was deposited ex situ on a gla
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::72f42c0420c4376388fddc390619f9a1
https://ciencia.ucp.pt/en/publications/0401b1c7-8cac-4509-827f-96610fcdef95
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4
A double-line sequential injection system for the spectrophotometric determination of copper, iron, manganese, and zinc in waters
Autor: Inês P. A. Morais, M. Renata S. Souto, António O. S. S. Rangel
Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
A double-line sequential injection system was developed for the spectrophotometric determination of several metal ions in waters. The proposed double-line configuration was used to enable adding sample and chromogenic reagents as merging zones. The m
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::69e79486192b1d6010b26a623313a508
https://doi.org/10.1093/jaoac/88.2.639
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5
Flow-through solid-phase based optical sensor for the multisyringe flow injection trace determination of orthophosphate in waters with chemiluminescence detection
Autor: Inês P. A. Morais, Matías Manera, Víctor Cerdà, M. Renata S. Souto, José Manuel Estela, António O. S. S. Rangel, Manuel Miró
Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
In this work, a novel flow-through solid-phase based chemiluminescence (CL) optical sensor is described for the trace determination of orthophosphate in waters exploiting the multisyringe flow injection analysis (MSFIA) concept with multicommutation.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::05400ccfa3637399b5571b1ad840a8ac
https://doi.org/10.1016/j.aca.2003.11.020
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6
Determination of sulfate in natural and residual waters by turbidimetric flow-injection analysis
Autor: Inês P. A. Morais, António O. S. S. Rangel, M. Renata S. Souto
Publikováno v: Journal of AOAC International. 84(1):59-64
A turbidimetric flow-injection system was developed for the determination of sulfate in natural and residual water samples, with no previous treatment, using spectrophotometric detection. The precipitating agent, 7.0% (w/v) barium chloride solution p
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c84a210f04eb7cc1bdb9dd3d80088878
https://ciencia.ucp.pt/en/publications/f2587a09-a997-4e79-9397-ab71caaef6ce
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7
Assay of plant tissues for elemental content by flow injection analysis
Autor: M. Renata S. Souto, António O. S. S. Rangel, José L. F. C. Lima
Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Submitted by Anabela Morais (ajmorais@porto.ucp.pt) on 2011-04-04T16:07:26Z No. of bitstreams: 1 Assay of plant tissues for elemental content by.pdf: 2434923 bytes, checksum: bc6ef67e3b677cac551db7f35fb438aa (MD5) Made available in DSpace on 2011-10-
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2e2efe3493e18c5f6b78f81f86c98639
https://doi.org/10.1080/00103620009370498
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8
Ofloxacin determination in urine, serum and pharmaceuticals using an automatic flow potentiometric system
Autor: José L. F. C. Lima, M. Renata S. Souto, Adriana M. Pimenta, Rita I. L. Catarino, M. Fernanda C. Leal
Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
An automatic system was developed to determine ofloxacin in biological fluids and pharmaceutical formulations. Drug detection was carried out by a potentiometric membrane sensor based on [bis(trifluoromethyl)phenyl]borate as molecular-recognition mat
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::02de791cf78c4f4d001210a91151d83d
https://pubmed.ncbi.nlm.nih.gov/24025573
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9
Sequential injection kinetic flow assay for monitoring glycerol in a sugar fermentation process by Saccharomyces cerevisiae
Autor: Ildikó V. Tóth, António O. S. S. Rangel, M. Renata S. Souto, Cándido García de María, Filipa Mendes, I. Vasconcelos, Karina B. Hueso Domínguez
Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
A sequential injection system to monitor glycerol in a Saccharomyces cerevisiae fermentation process was developed. The method relies on the rate of formation of nicotinamide adenine dinucleotide in its reduced form (NADH, measured spectrophotometric
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7234d79815eb5912e98f138d824f7e50
https://pubmed.ncbi.nlm.nih.gov/19479208
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10
Spectrophotometric flow system using vanadomolybdophosphate detection chemistry and a liquid waveguide capillary cell for the determination of phosphate with improved sensitivity in surface and ground water samples
Autor: Ildikó V. Tóth, Sérgio M.A. Victal, António O. S. S. Rangel, M. Cláudia Drumond, M. Sofia A.C. Neves, M. Renata S. Souto
Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
A flow injection procedure based on the vanadomolybdate method for the determination of dissolved reactive phosphorus in water samples is described. The system includes a liquid waveguide long pathlength cell connected to a charge coupled device (CCD
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8560439228904289ace25fbde83663ad
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