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Data do documentoTítuloAutor(es)Tipo
2009Statistical mixture design development of digestion methods for Oyster tissue using inductively coupled plasma optical emission spectrometry for the determination of metallic ionsNano, Rita M. W.; Bruns, Roy Edward; Ferreira, Sergio Luis Costa; Baccan, Nivaldo; Cadore, SolangeArtigo de Periódico
2001Molybdenum determination in iron matrices by ICP-AES after separation and preconcentration using polyurethane foamFerreira, Sergio Luis Costa; Santos, Hilda Costa dos; Jesus, Djane Santiago deArtigo de Periódico
2007On-line system for preconcentration and determination of metals in vegetables by Inductively Coupled Plasma Optical Emission SpectrometryBezerra, Marcos de Almeida; Santos, Walter Nei Lopes dos; Lemos, Valfredo Azevedo; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis CostaArtigo de Periódico
2008Direct determination of iron and manganese in wine using the reference element technique and fast sequential multi-element flame atomic absorption spectrometryFerreira, Sergio Luis Costa; Souza, Anderson Santos; Brandão, Geovani Cardoso; Ferreira, Hadla S.; Santos, Walter Nei Lopes dos; Pimentel, M. Fernanda; Vale, Maria Goreti R.Artigo de Periódico
2004Multivariate Optimization in Preconcentration Procedure for Manganese Determination in Seawater Samples by FAASFerreira, Adriana C.; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis CostaArtigo de Periódico
2004Doehlert matrix: a chemometric tool for analytical chemistry—reviewFerreira, Sergio Luis Costa; Santos, Walter Nei Lopes dos; Quintella, Cristina Maria Assis Lopes Tavares da Mata Hermida; Barros Neto, Benício de; Bosque-Sendra, Juan ManuelArtigo 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
2004Multivariate optimization and validation studies in on-line pre-concentration system for lead determination in drinking water and saline waste from oil refinerySantos, Walter L. dos; Santos, Carla M. M. dos; Costa, Jorge L. O.; Andrade, Heloysa Martins Carvalho; Ferreira, Sergio Luis CostaArtigo de Periódico
2006Separation and preconcentration procedures for the determination of lead using spectrometric techniques: A reviewKorn, Maria das Graças Andrade; Ferreira, Sergio Luis Costa; Andrade, Jailson Bittencourt de; Jesus, Djane S. de; Lemos, Valfredo Azevedo; Bandeira, Marcus Luciano Souza de Ferreira; Santos, Walter Nei Lopes dos; Bezerra, Marcos de Almeida; Amorim, Fábio Alan Carqueija; Souza, Anderson SantosArtigo de Periódico
2007Review of procedures involving separation and preconcentration for the determination of cadmium using spectrometric techniquesKorn, Maria das Graças Andrade; Ferreira, Sergio Luis Costa; Andrade, Jailson Bittencourt de; Lemos, Valfredo Azevedo; Santos, Walter Nei Lopes dos; Souza, Anderson Santos; Ferreira, Hadla Sousa; Rodrigues, Frederico de Medeiros; Pereira, Madson de Godoi; Silva, Erik Galvão Paranhos daArtigo de Periódico

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