1. Universidade Federal da Bahia

Navegando por Autor Ferreira, Sergio Luis Costa

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Data do documentoTítuloAutor(es)Tipo
2003Application 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 spectrometrySantos, Walter Nei Lopes dos; Santos, Carla M. C.; Ferreira, Sergio Luis CostaArtigo 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
2009A photo-oxidation procedure using UV radiation/H2O2 for decomposition of wine samples: determination of iron and manganese content by flame atomic absorption spectrometrySantos, Walter Nei Lopes dos; Brandão, Geovani Cardoso; Portugal, Lindomar Andrade; David, Jorge Mauricio; Ferreira, Sergio Luis CostaArtigo de Periódico
2005Field sampling system for determination of cadmium and nickel in fresh water by flame atomic absorption spectrometrySantos, Walter Nei Lopes dos; Santos, Carla M. dos; Ferreira, Sergio Luis CostaArtigo de Periódico
2013Determination of mercury in rice by MSFIA and cold vapour atomic fluorescence spectrometrySilva, Douglas Gonçalves da; Portugal, Lindomar Andrade; Serra, Antonio M.; Ferreira, Sergio Luis Costa; Cerdà, VictorArtigo de Periódico
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
2008Fast method for the determination of copper, manganese and iron in seafood samplesSilva, Erik Galvão Paranhos da; Hatje, Vanessa; Santos, Walter Nei Lopes dos; Costa, Letícia M.; Nogueira, Ana Rita de Araujo; Ferreira, Sergio Luis CostaArtigo de Periódico
2005Application of Box–Behnken design in the optimisation of an on-line pre-concentration system using knotted reactor for cadmium determination by flame atomic absorption spectrometrySouza, Anderson Santos; Santos, Walter Nei Lopes dos; Ferreira, Sergio Luis CostaArtigo 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
20-Mar-2019Determination and evaluation of the mineral composition of breadfruit (Artocarpus altilis) using multivariate analysis techniqueSouza, Cheilane T. de; Soares, Sarah A.R.; Queiroz, Antonio F.S.; Santos, Ana M.P. dos; Ferreira, Sergio Luis CostaArtigo de Periódico
28-Fev-2005Factorial design in the optimization of preconcentration procedure for lead determination by FAASSoylak, Mustafa; Narin, Ibrahim; Bezerra, Marcos de Almeida; Ferreira, Sergio Luis CostaArtigo de Periódico
2004Use of modified rice husks as a natural solid adsorbent of trace metals: characterisation and development of an on-line preconcentration system for cadmium and lead determination by FAASTarley, César Ricardo Teixeira; Ferreira, Sergio Luis Costa; Arruda, Marco Aurélio ZezziArtigo de Periódico
2001Solid phase spectrophotometry for the determination of cobalt in pharmaceutical preparationsTeixeira, Leonardo Sena Gomes; Costa, Antonio Celso Spinola; Assis, Júlio César Rosa; Ferreira, Sergio Luis Costa; Korn, MauroArtigo de Periódico
19982-(2-Thiazolylazo)-p-cresol as a spectrophotometric reagent for vanadium determination in the presence of ascorbic acidTeixeira, Leonardo Sena Gomes; Costa, Antonio Celso Spinola; Queiroz, Adriana Santana; Amorim, Adelaide Maria Mendonça; Bomfim, Osvaldo N.; Ferreira, Sergio Luis CostaArtigo de Periódico
1999Spectrophotometric Determination of Uranium Using 2-(2-Thiazolylazo)-p-Cresol (TAC) in the Presence of SurfactantsTeixeira, Leonardo Sena Gomes; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis Costa; Freitas, Maria de Lourdes; Carvalho, Marcelo Souza deArtigo de Periódico
1998ICP–AES determination of small amounts of zinc in copper-base alloys after separation by adsorption of the zinc–TAN complex on Sep Pak C18 cartridgesTeixeira, Leonardo Sena Gomes; Reis, José Oscar N.; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis Costa; Korn, Maria das Graças Andrade; Andrade, Jailson Bittencourt deArtigo de Periódico
2000Nickel and zinc determination by flow-injection solid-phase spectrophotometry exploiting different sorption ratesTeixeira, Leonardo Sena Gomes; Rocha, Fábio Rodrigo Piovezani; Korn, Mauro; Reis, Boaventura F.; Ferreira, Sergio Luis Costa; Costa, Antonio Celso SpinolaArtigo de Periódico
1999Flow-injection solid-phase spectrophotometry for the determination of zinc in pharmaceutical preparationsTeixeira, Leonardo Sena Gomes; Rocha, Fábio Rodrigo Piovezani; Korn, Mauro; Reis, Boaventura F.; Ferreira, Sergio Luis Costa; Costa, Antonio Celso SpinolaArtigo de Periódico
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