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Data do documentoTítuloAutor(es)Tipo
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
1999Silicon poisoning of Pt/Al2O3 catalysts in naphtha reformingSouza, M. O. G.; Reyes, P.; Varela, Maria do Carmo Rangel SantosArtigo de Periódico
1999Chromium and Copper-Doped Magnetite Catalysts for the High Temperature Shift ReactionQuadro, Emerentino Brazil; Dias, Maria de Lourdes Ribeiro; Amorim, Adelaide Maria Mendonça; Varela, Maria do Carmo Rangel SantosArtigo de Periódico
1994Use of 1-(2-thiazolylazo) 2-naphthol in rapid determination of iron in geological matricesFerreira, Sergio Luis Costa; Nano, Rita M. W.Artigo de Periódico
1996Solubility of solids in supercritical fluids using equations of state — excess Gibbs free energy modelsVerotti Filho, C.; Costa, Glória Meyberg NunesArtigo de Periódico
1998Quantitative separation of zinc traces from cadmium matrices by solid-phase extraction with polyurethane foamJesus, Djane Santiago de; Carvalho, Marcelo Souza de; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis CostaArtigo de Periódico
1999Oxidation of toluene over vanadiumaluminophosphate with ael structureAraujo, A. S.; Fernandes Junior, V. J.; Araujo, S. A.; Suñé, Leticia S. V. S.; Chagas, A. L.; Rocha Junior, A. O.Artigo 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
1999Selectivity enhancement in spectrophotometry: on-line interference suppression using polyurethane foam minicolumn for aluminum determination with Methyl Thymol BlueCassella, Ricardo Jorgensen; Santelli, Ricardo Erthal; Branco, Aline Garcia; Lemos, Valfredo Azevedo; Ferreira, Sergio Luis Costa; Carvalho, Marcelo Souza deArtigo de Periódico
1998Preconcentration and Determination of Copper and Zinc in Natural Water Samples by ICP-AES After Complexation and Sorption on Amberlite XAD-2Ferreira, Sergio Luis Costa; Santos, Hilda Costa dos; Ferreira, Janeide Reis; Araújo, Neyla Margarida Lopo de; Costa, Antonio Celso Spinola; Jesus, Djane Santiago deArtigo de Periódico