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Resultados 1-10 de 24.
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Fecha de publicaciónTítuloAutor(es)Tipo
2013Determination of silver in airborne particulate matter collected on glass fiber filters using high-resolution continuum source graphite furnace atomic absorption spectrometry and direct solid samplingAraujo, Rennan Geovanny Oliveira; Vignola, Fabíola; Castilho, Ivan N. B.; Welz, Bernhard; Vale, Maria Goreti R.; Smichowski, Patricia; Ferreira, Sergio Luis Costa; Becker-Ross, HelmutArtigo de Periódico
2005Behaviour of chemical modifiers in the determination of arsenic by electrothermal atomic absorption spectrometry in petroleum productsRebouças, Márcio das Virgens; Ferreira, Sergio Luis Costa; Barros Neto, Benicio deArtigo de Periódico
2012Factorial and Doehlert designs in the optimization of a separation procedure using polyurethane foam as a solid phase extractant for platinum determination in ferrous matrices using inductively coupled plasma optical emission spectroscopyAraújo, Neyla Margarida Lopo de; Ferreira, Sergio Luis Costa; Santos, Hilda Costa dos; Jesus, Djane Santiago de; Bezerra, Marcos de AlmeidaArtigo de Periódico
2013Sixteenth Brazilian Meeting on Analytical Chemistry (Brazil, 2011)Ferreira, Sergio Luis Costa; Oliveira, Pedro V.; Rocha, Fábio Rodrigo Piovezani; Nóbrega, Joaquim de Araújo; Kubota, Lauro T.; Santelli, Ricardo Erthal; Carrilho, EmanuelArtigo de Periódico
2012Selenite biotransformation during brewing. Evaluation by HPLC–ICP-MSMartínez, Maria Sánchez; Silva, Erik Galvão Paranhos da; Corona, Teresa Pérez; Cámara, Carmen; Ferreira, Sergio Luis Costa; Madrid, YolandaArtigo de Periódico
2011Determination and Evaluation of the Mineral Composition of Chinese Cabbage (Beta vulgaris)Santos, Ana Maria Pinto dos; Oliveira, Adriana Caires; Souza, Anderson Santos; Jesus, Robson Mota de; Ferreira, Sergio Luis CostaArtigo de Periódico
2007Use of cetyltrimethylammonium bromide as surfactant for the determination of copper and chromium in gasoline emulsions by electrothermal atomic absorption spectrometrySantos, Denilson S. S. dos; Teixeira, Alete Paixão; Barbosa, José Tiago Pereira; Ferreira, Sergio Luis Costa; Korn, Maria das Graças Andrade; Teixeira, Leonardo Sena GomesArtigo 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
2011Determination and Evaluation of the Mineral Composition of Obi (Cola acuminate)Martins, Valdinei S.; Jesus, Raildo M. de; Silva, Erik Galvão Paranhos da; Fragoso, Wallace Duarte; Ferreira, Sergio Luis CostaArtigo de Periódico
2011On-line simultaneous pre-concentration procedure for the determination of cadmium and lead in drinking water employing sequential multi-element flame atomic absorption spectrometrySantos, João Victor da Silva; Silva, O. B.; Araújo, André S.; Lemos, Valfredo Azevedo; Miró, Manuel; Ferreira, Sergio Luis Costa; Santos, Walter Nei Lopes dosArtigo de Periódico

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