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Influence of ultrasonic waves on phosphate determination by the molybdenum blue method

Korn, Mauro; Machado Primo, Pedro; Sousa, Clarivaldo Santos de (2002)

The determination of molybdenum in water and biological samples by graphite furnace atomic spectrometry after polyurethane foam column separation and preconcentration

Ferreira, Sergio Luis Costa; Santos, Hilda Costa dos; Campos, Reinaldo C. (Elservier, 2003)

Enrichment and determination of molybdenum in geological samples and seawater by ICP-AES using calmagite and activated carbon

Santos, Hilda Costa dos; Korn, Maria das Gra??as Andrade; Ferreira, Sergio Luis Costa (2001)

Molybdenum determination in iron matrices by ICP-AES after separation and preconcentration using polyurethane foam

Ferreira, Sergio Luis Costa; Santos, Hilda Costa dos; Jesus, Djane Santiago de (2001)

Characterization and determination of the thermodynamic and kinetic properties of the adsorption of the molybdenum(VI)???calmagite complex onto active carbon

Ferreira, Sergio Luis Costa; Andrade, Heloysa Martins Carvalho; Talma, Hilda Costa dos Santos (2004)

Application of Doehlert matrix and factorial designs in optimization of experimental variables associated with preconcentration and determination of molybdenum in sea-water by inductively coupled plasma optical emission spectrometry

Ferreira, Sergio Luis Costa; Santos, Hilda Costa dos; Carvalho, Marcelo Souza de; Fernandes, Marcelo Santiago (2002)