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Results 51-60 of 76 (Search time: 0.042 seconds).

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Issue DateTitleAuthor(s)
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 Costa
2008Multivariate optimization of a solid phase microextraction-headspace procedure for the determination of benzene, toluene, ethylbenzene and xylenes in effluent samples from a waste treatment plantGaujac, Alain; Emídio, Elissandro Soares; Navickiene, Sandro; Ferreira, Sergio Luis Costa; Dórea, Haroldo Silveira
2006Method development for the determination of manganese in wheat flour by slurry sampling flame atomic absorption spectrometryAraujo, Rennan Geovanny Oliveira; Dias, Fábio de Souza; Macedo, Samuel Marques; Santos, Walter Nei Lopes dos; Ferreira, Sergio Luis Costa
2005Method development for the determination of manganese in wheat flour by slurry sampling flame atomic absorption spectrometryAraujo, Rennan Geovanny Oliveira; Dias, Fábio de Souza; Macedo, Samuel Marques; Santos, Walter Nei Lopes dos; Ferreira, Sergio Luis Costa
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 Costa
2004Multivariate Optimization in Preconcentration Procedure for Manganese Determination in Seawater Samples by FAASFerreira, Adriana C.; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis Costa
2001Enrichment and determination of molybdenum in geological samples and seawater by ICP-AES using calmagite and activated carbonSantos, Hilda Costa dos; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis Costa
2009Biodiesel: parâmetros de qualidade e métodos analíticosLôbo, Ivon Pinheiro; Ferreira, Sergio Luis Costa; Cruz, Rosenira Serpa da
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.
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 Costa

 

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