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Data do documento	Título	Autor(es)	Tipo
2009	Statistical mixture design development of digestion methods for Oyster tissue using inductively coupled plasma optical emission spectrometry for the determination of metallic ions	Nano, Rita M. W.; Bruns, Roy Edward; Ferreira, Sergio Luis Costa; Baccan, Nivaldo; Cadore, Solange	Artigo de Periódico
2001	Molybdenum determination in iron matrices by ICP-AES after separation and preconcentration using polyurethane foam	Ferreira, Sergio Luis Costa; Santos, Hilda Costa dos; Jesus, Djane Santiago de	Artigo de Periódico
2007	On-line system for preconcentration and determination of metals in vegetables by Inductively Coupled Plasma Optical Emission Spectrometry	Bezerra, Marcos de Almeida; Santos, Walter Nei Lopes dos; Lemos, Valfredo Azevedo; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis Costa	Artigo de Periódico
2008	Direct determination of iron and manganese in wine using the reference element technique and fast sequential multi-element flame atomic absorption spectrometry	Ferreira, 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
2004	Multivariate Optimization in Preconcentration Procedure for Manganese Determination in Seawater Samples by FAAS	Ferreira, Adriana C.; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis Costa	Artigo de Periódico
2004	Doehlert matrix: a chemometric tool for analytical chemistry—review	Ferreira, Sergio Luis Costa; Santos, Walter Nei Lopes dos; Quintella, Cristina Maria Assis Lopes Tavares da Mata Hermida; Barros Neto, Benício de; Bosque-Sendra, Juan Manuel	Artigo de Periódico
2000	A separation method to overcome the interference of aluminium on zinc determination by inductively coupled plasma atomic emission spectroscopy	Jesus, Djane S. de; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis Costa; Carvalho, Marcelo Souza de	Artigo de Periódico
2005	Method development for the determination of manganese in wheat flour by slurry sampling flame atomic absorption spectrometry	Araujo, Rennan Geovanny Oliveira; Dias, Fábio de Souza; Macedo, Samuel Marques; Santos, Walter Nei Lopes dos; Ferreira, Sergio Luis Costa	Artigo de Periódico
2003	Application of three-variables Doehlert matrix for optimisation of an on-line pre-concentration system for zinc determination in natural water samples by flame atomic absorption spectrometry	Santos, Walter Nei Lopes dos; Santos, Carla M. C.; Ferreira, Sergio Luis Costa	Artigo de Periódico
2003	Application of Doehlert designs for optimisation of an on-line preconcentration system for copper determination by flame atomic absorption spectrometry	Ferreira, Sergio Luis Costa; Bezerra, Marcos de Almeida; Santos, Walter Nei Lopes dos; Barros Neto, Benício de	Artigo de Periódico