Universidade Federal da Bahia: Página de Busca

Página de Busca

Buscar em:
por

Filtros correntes:

Retornar valores

Adicionar filtros:

Resultados/Página | Ordenar registros por Ordenar Registro(s)

Resultado 21-30 de 38.

Conjunto de itens:

Data do documento	Título	Autor(es)	Tipo
1999	Spectrophotometric Determination of Uranium Using 2-(2-Thiazolylazo)-p-Cresol (TAC) in the Presence of Surfactants	Teixeira, Leonardo Sena Gomes; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis Costa; Freitas, Maria de Lourdes; Carvalho, Marcelo Souza de	Artigo de Periódico
1998	Preconcentration and Determination of Copper and Zinc in Natural Water Samples by ICP-AES After Complexation and Sorption on Amberlite XAD-2	Ferreira, Sergio Luis Costa; Santos, Hilda Costa dos; Ferreira, Janeide Reis; Araújo, Neyla Margarida Lopo de; Costa, Antonio Celso Spinola; Jesus, Djane Santiago de	Artigo de Periódico
1991	2-(2-Thiazolylazo)-p-cresol (TAC) as a reagent for the spectrophotometric determination of indium(III)	Ferreira, Sergio Luis Costa; Costa, Antonio Celso Spinola; Andrade, H. A. S.	Artigo de Periódico
1998	Quantitative separation of zinc traces from cadmium matrices by solid-phase extraction with polyurethane foam	Jesus, Djane Santiago de; Carvalho, Marcelo Souza de; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis Costa	Artigo de Periódico
2001	Solid phase spectrophotometry for the determination of cobalt in pharmaceutical preparations	Teixeira, Leonardo Sena Gomes; Costa, Antonio Celso Spinola; Assis, Júlio César Rosa; Ferreira, Sergio Luis Costa; Korn, Mauro	Artigo de Periódico
Mai-1999	Nickel determination in saline matrices by ICP-AES after sorption on Amberlite XAD-2 loaded with PAN	Ferreira, Sergio Luis Costa; Brito, Cristiane F. de; Dantas, Alailson Falcão; Araújo, Neyla Margarida Lopo de; Costa, Antonio Celso Spinola	Artigo de Periódico
1996	Derivative spectrophotometric determination of nickel using Br-PADAP	Ferreira, Sergio Luis Costa; Costa, Antonio Celso Spinola; Jesus, Djane S. de	Artigo de Periódico
2000	An on-line continuous flow system for copper enrichment and determination by flame atomic absorption spectroscopy	Ferreira, Sergio Luis Costa; Lemos, Valfredo Azevedo; Moreira, Barbara C.; Costa, Antonio Celso Spinola; Santelli, Ricardo Erthal	Artigo de Periódico
1994	Spectrophotometric and derivative spectrophotometric determination of aluminium with Hydroxynaphthol Blue	Ferreira, Sergio Luis Costa; Leite, Neide O.; Dantas, Alailson Falcão; Andrade, Jailson Bittencourt de; Costa, Antonio Celso Spinola	Artigo de Periódico
1998	Polyurethane foam as a sorbent for continuous flow analysis: preconcentration and spectrophotometric determination of zinc in biological materials	Jesus, Djane Santiago de; Cassella, Ricardo Jorgensen; Ferreira, Sergio Luis Costa; Costa, Antonio Celso Spinola; Carvalho, Marcelo Souza de; Santelli, Ricardo Erthal	Artigo de Periódico