Lubin Gutiérrez

Determination of theobromine, theophylline and caffeine in cocoa samples by a high-performance liquid chromatographic method with on-line sample cleanup in a switching-column system

Marı́a del Rosario Brunetto, Lubin Gutiérrez, Yelitza Delgado et al. · Food Chemistry · 2005 · 182 citations

Food Chemistry, Gas Chromatography, Cocoa Samples +9

Changes in several constituents during the ripening of ‘Chorizo’ — A spanish dry sausage

A.L. Lois, Lubin Gutiérrez, José Marı́a Zumalacárregui et al. · Meat Science · 1987 · 64 citations

Food Chemistry, Food Composition, Food Analysis +7

Flow injection determination of bismuth in urine by successive retention of Bi(III) and tetrahydroborate(III) on an anion-exchange resin and hydride generation atomic absorption spectrometry

Pablo Carrero, Lubin Gutiérrez, Carlos Rondón et al. · Talanta · 2004 · 30 citations

Chemical Engineering, Chemical Measurement, Engineering +10

Headspace gas chromatography–mass spectrometry determination of alkylpyrazines in cocoa liquor samples

Marı́a del Rosario Brunetto, Yelitza Delgado Cayama, Lubin Gutiérrez et al. · Food Chemistry · 2008 · 22 citations

Chemical Measurement, Gas Chromatography, Medicine +6

High-performance liquid chromatographic determination of cocaine and benzoylecgonine by direct injection of human blood plasma sample into an alkyl-diol-silica (ADS) precolumn

Marı́a del Rosario Brunetto, Lubin Gutiérrez, Yelitza Delgado et al. · Analytical and Bioanalytical Chemistry · 2003 · 18 citations

Gas Chromatography, Medicine, Drug Purity +12