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Data do documentoTítuloAutor(es)Tipo
2013Determination of the mineral composition of Brazilian rice and evaluation using chemometric techniquesSilva, Douglas Gonçalves da; Scarminio, Ieda Spacino; Anunciação, Daniela Santos; Souza, Anderson Santos; Silva, Erik Galvão Paranhos da; Ferreira, Sergio Luis CostaArtigo de Periódico
2003Application of Doehlert designs for optimisation of an on-line preconcentration system for copper determination by flame atomic absorption spectrometryFerreira, Sergio Luis Costa; Bezerra, Marcos de Almeida; Santos, Walter Nei Lopes dos; Barros Neto, Benício deArtigo de Periódico
2007Determination of zinc and copper in human hair by slurry sampling employing sequential multi-element flame atomic absorption spectrometryFerreira, Hadla S.; Santos, Walter Nei Lopes dos; Fiuza, Raigenis da Paz; Nóbrega, Joaquim de Araújo; Ferreira, Sergio Luis CostaArtigo de Periódico
2005Multivariate optimisation of the experimental conditions for determination of three methylxanthines by reversed-phase high-performance liquid chromatographyBispo, Márcia Sousa; Ferreira, Sergio Luis Costa; Andrade, Jailson Bittencourt de; Aragão, Nádia Machado de; Veloso, Márcia Cristina da CunhaArtigo de Periódico
2007Automatic on-line pre-concentration system using a knotted reactor for the FAAS determination of lead in drinking waterSouza, Anderson Santos; Brandão, Geovani Cardoso; Santos, Walter Nei Lopes dos; Lemos, Valfredo Azevedo; Ganzarolli, Edgard Moreira; Bruns, Roy Edward; Ferreira, Sergio Luis CostaArtigo de Periódico
2011Aluminium as chemical modifier for the determination of lead in sugar cane spirits using electrothermal atomic absorption spectrometryFerreira, Sergio Luis Costa; Portugal, Lindomar Andrade; Matos, Geraldo Domingues; Silva, Douglas Gonçalves da; Jesus, Robson Mota de; Brito, Geysa BarretoArtigo de Periódico
2005Application of multivariate technique in method development for the direct determination of copper in petroleum condensate using graphite furnace atomic absorption spectrometrySantos, Walter Nei Lopes dos; Dias, Fábio de Souza; Fernandes, M. S.; Rebouças, Márcio das Virgens; Vale, Maria Goreti Rodrigues; Welz, Bernhard; Ferreira, Sergio Luis CostaArtigo de Periódico
2012The chemical generation of NO for the determination of nitrite by high-resolution continuum source molecular absorption spectrometryFerreira, Sergio Luis Costa; Brandão, Geovani Cardoso; Lima, Daniel C.Artigo de Periódico
2011Use of Multivariate Analysis Techniques for Evaluation of Analytical Data—Determination of the Mineral Composition of Cabbage (Brassica oleracea)Anunciação, Daniela Santos; Leao, Danilo J.; Ferreira, Sergio Luis Costa; Jesus, Raildo M. deArtigo de Periódico
2004Factorial design for multivariate optimization of an on-line preconcentration system for platinum determination by ultrasonic nebulization coupled to inductively coupled plasma optical emission spectrometryFerreira, Sergio Luis Costa; Cerutti, S.; Salonia, J. A.; Olsina, R. A.; Martinez, L. D.Artigo de Periódico

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