Author Search Results

101

Determination and evaluation of the mineral composition of breadfruit (Artocarpus altilis) using multivariate analysis technique

by Souza, Cheilane T. de

Published 2019

Other Authors: “...Ferreira, Sergio Luis Costa...”
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102

Selectivity enhancement in spectrophotometry: on-line interference suppression using polyurethane foam minicolumn for aluminum determination with Methyl Thymol Blue

by Cassella, Ricardo Jorgensen

Published 1999

Other Authors: “...Ferreira, Sergio Luis Costa...”
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103

Quantitative separation of zinc traces from cadmium matrices by solid-phase extraction with polyurethane foam

by Jesus, Djane Santiago de

Published 1998

Other Authors: “...Ferreira, Sergio Luis Costa...”
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104

Method development for the determination of manganese in wheat flour by slurry sampling flame atomic absorption spectrometry

by Araujo, Rennan Geovanny Oliveira

Published 2005

Other Authors: “...Ferreira, Sergio Luis Costa...”
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105

Spectrophotometric Determination of Uranium Using 2-(2-Thiazolylazo)-p-Cresol (TAC) in the Presence of Surfactants

by Teixeira, Leonardo Sena Gomes

Published 1999

Other Authors: “...Ferreira, Sergio Luis Costa...”
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106

Development of an analytical approach for determination of total arsenic and arsenic (III) in airborne particulate matter by slurry sampling and HG-FAAS

by Macedo, Samuel Marques

Published 2010

Other Authors: “...Ferreira, Sergio Luis Costa...”
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107

Method development for the determination of lead in wine using electrothermal atomic absorption spectrometry comparing platform and filter furnace atomizers and different chemical...

by Dessuy, Morgana B.

Published 2008

Other Authors: “...Ferreira, Sergio Luis Costa...”
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108

Speciation of chromium in river water samples contaminated with leather effluents by flame atomic absorption spectrometry after separation/preconcentration by cloud point extractio...

by Matos, Geraldo D.

Published 2009

Other Authors: “...Ferreira, Sergio Luis Costa...”
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109

Use of slurry sampling for the direct determination of zinc in yogurt by high resolution-continuum source flame atomic absorption spectrometry

by Brandão, Geovani Cardoso

Published 2010

Other Authors: “...Ferreira, Sergio Luis Costa...”
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110

Solid phase spectrophotometry for the determination of cobalt in pharmaceutical preparations

by Teixeira, Leonardo Sena Gomes

Published 2001

Other Authors: “...Ferreira, Sergio Luis Costa...”
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111

A separation method to overcome the interference of aluminium on zinc determination by inductively coupled plasma atomic emission spectroscopy

by Jesus, Djane S. de

Published 2000

Other Authors: “...Ferreira, Sergio Luis Costa...”
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112

Optimization of the preconcentration system of cadmium with 1(2-thiazolylazo)-p-cresol using a knotted reactor and flame atomic absorption spectrometric detection

by Cerutti, S.

Published 2004

Other Authors: “...Ferreira, Sergio Luis Costa...”
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113

Multivariate optimization and validation studies in on-line pre-concentration system for lead determination in drinking water and saline waste from oil refinery

by Santos, Walter L. dos

Published 2004

Other Authors: “...Ferreira, Sergio Luis Costa...”
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114

Flow injection determination of cobalt after its sorption onto polyurethane foam loaded with 2-(2-thiazolylazo)-p-cresol (TAC)

by Cassella, Ricardo Jorgensen

Published 2001

Other Authors: “...Ferreira, Sergio Luis Costa...”
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115

Sequential determination of iron and titanium by flow-injection analysis

by Barberino, Maria Goreth Matos de Andrade

Published 1992

Other Authors: “...Ferreira, Sergio Luis Costa...”
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116

Quantitative separation of zinc traces from cadmium matrices by solid-phase extraction with polyurethane foam

by Jesus, Djane Santiago de

Published 1998

Other Authors: “...Ferreira, Sergio Luis Costa...”
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117

Spectrophotometric determination of vanadium(IV) in the presence of vanadium(V) using Br-PADAP

by Costa, Antonio Celso Spinola

Published 1998

Other Authors: “...Ferreira, Sergio Luis Costa...”
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118

Spectrophotometric determination of arsenic in soil samples using 2-(5-bromo-2-pyridylazo)-5-di-ethylaminophenol (Br-PADAP)

by Pereira, S. F. P.

Published 2008

Other Authors: “...Ferreira, Sergio Luis Costa...”
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119

Use of experimental design in the optimisation of a solid phase preconcentration system for Cobalt determination by GFAAS

by Matos, G. D.

Published 2005

Other Authors: “...Ferreira, Sergio Luis Costa...”
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120

Espectrometria de absorção atômica: o caminho para determinações multi-elementares

by Amorim, Fábio Alan Carqueija

Published 2008

Other Authors: “...Ferreira, Sergio Luis Costa...”
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