Hadla S. Ferreira

A preconcentration system for determination of copper and nickel in water and food samples employing flame atomic absorption spectrometry

Mustafa Tüzen, Mustafa Soylak, Hadla S. Ferreira et al. · Journal of Hazardous Materials · 2008 · 127 citations

Extractive Metallurgy, Chemical Engineering, Environmental Chemistry +12

Application of Multivariate Techniques in Optimization of Spectroanalytical Methods

Sérgio L.C. Ferreira, Maria das Graças Andrade Korn, Hadla S. Ferreira et al. · Applied Spectroscopy Reviews · 2007 · 85 citations

Engineering, Biological Mass Spectrometry, Chemistry +19

Simultaneous pre-concentration procedure for the determination of cadmium and lead in drinking water employing sequential multi-element flame atomic absorption spectrometry

Lindomar A. Portugal, Hadla S. Ferreira, Walter Nei Lopes dos Santos et al. · Microchemical Journal · 2007 · 84 citations · Full text

Drinking Water, Environmental Chemistry, Chemical Engineering +10

Pre-concentration procedure for determination of copper and zinc in food samples by sequential multi-element flame atomic absorption spectrometry

Hadla S. Ferreira, Ana Carmen Santos, Lindomar A. Portugal et al. · Talanta · 2008 · 73 citations

Chemical Engineering, Engineering, Mass Spectrometry +10

A Pre-Concentration Procedure Using Cloud Point Extraction for the Determination of Uranium in Natural Water

Hadla S. Ferreira, Marcos Almeida Bezerra, Sérgio L.C. Ferreira · Microchimica Acta · 2006 · 67 citations

Extractive Metallurgy, Environmental Chemistry, Engineering +8