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Data do documentoTítuloAutor(es)Tipo
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.Artigo de Periódico
2005Use of factorial design for optimization of microwave-assisted digestion of lubricating oilCosta, Letícia M.; Ferreira, Sergio Luis Costa; Nogueira, Ana Rita de Araujo; Nóbrega, Joaquim de AraújoArtigo de Periódico
1995Spectrophotometric determination of zinc in copper-base alloys with TANFerreira, Sergio Luis Costa; Araújo, Neyla Margarida Lopo de; Santos, Adriana B.; Dantas, Alailson Falcão; Costa, Antonio Celso SpinolaArtigo de Periódico
2006A pre-concentration procedure using coprecipitation for determination of lead and iron in several samples using flame atomic absorption spectrometryFerreira, Sergio Luis Costa; Saracoglu, S.; Soylak, Mustafa; Peker, D. S. Kacar; Elci, L.; Santos, Walter Nei Lopes dos; Lemos, Valfredo AzevedoArtigo de Periódico
2013Direct determination of gallium in bauxite employing ICP OES using the reference element technique for interference eliminationSantana, Fernanda Alves de; Barbosa, José Tiago Pereira; Matos, Geraldo D.; Korn, Maria das Graças Andrade; Ferreira, Sergio Luis CostaArtigo de Periódico
1997Spectrophotometric and inductively coupled plasma atomic emission spectrometric determination of titanium in ilmenites after rapid dissolution with phosphoric acidAndrade, Jailson Bittencourt de; Nunes, Genebaldo S.; Veiga, Merilio P.; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis Costa; Amorim, Adelaide Maria Mendonça; Reis, Selma T.Artigo de Periódico
Mai-1999Nickel determination in saline matrices by ICP-AES after sorption on Amberlite XAD-2 loaded with PANFerreira, Sergio Luis Costa; Brito, Cristiane F. de; Dantas, Alailson Falcão; Araújo, Neyla Margarida Lopo de; Costa, Antonio Celso SpinolaArtigo de Periódico
1998Polyurethane foam as a sorbent for continuous flow analysis: preconcentration and spectrophotometric determination of zinc in biological materialsJesus, Djane Santiago de; Cassella, Ricardo Jorgensen; Ferreira, Sergio Luis Costa; Costa, Antonio Celso Spinola; Carvalho, Marcelo Souza de; Santelli, Ricardo ErthalArtigo de Periódico
1994Spectrophotometric and derivative spectrophotometric determination of aluminium with Hydroxynaphthol BlueFerreira, Sergio Luis Costa; Leite, Neide O.; Dantas, Alailson Falcão; Andrade, Jailson Bittencourt de; Costa, Antonio Celso SpinolaArtigo 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