Lindomar A. Portugal

Box-Behnken design: An alternative for the optimization of analytical methods

Sérgio L.C. Ferreira, Roy E. Bruns, Hilda Silva Ferreira et al. · Analytica Chimica Acta · 2007 · 3.1K citations

Architecture, Mathematics, Design Optimization +5

Accelerated solvent extraction of phenolic compounds exploiting a Box-Behnken design and quantification of five flavonoids by HPLC-DAD in Passiflora species

Silvana Vieira Floresta Gomes, Lindomar A. Portugal, Jeancarlo Pereira dos Anjos et al. · Microchemical Journal · 2017 · 132 citations · Full text

Natural Sciences, Chemistry, Analytical Chemistry +13

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 · 85 citations · Full text

Natural Sciences, Chemistry, Toxicology +14

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 · Full text

Agriculture, Chemistry, Food Science +14

Determination of mercury in rice by MSFIA and cold vapour atomic fluorescence spectrometry

Douglas G. da Silva, Lindomar A. Portugal, Antonio M. Serra et al. · Food Chemistry · 2012 · 52 citations · Full text

Agriculture, Agronomy, Plant Sciences +10