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 … M del Rosario Brunetto, L Gutiérrez, Y Delgado, M Gallignani, ... Food chemistry 100 (2), 459-467, 2007 | 253 | 2007 |
Determination of losartan, telmisartan, and valsartan by direct injection of human urine into a column-switching liquid chromatographic system with fluorescence detection M del Rosario Brunetto, Y Contreras, S Clavijo, D Torres, Y Delgado, ... Journal of Pharmaceutical and Biomedical Analysis 50 (2), 194-199, 2009 | 115 | 2009 |
Synthetic zeolites as sorbent material for on-line preconcentration of copper traces and its determination using flame atomic absorption spectrometry YP de Peña, W López, JL Burguera, M Burguera, M Gallignani, ... Analytica chimica acta 403 (1-2), 249-258, 2000 | 113 | 2000 |
Direct determination of ethanol in all types of alcoholic beverages by near-infrared derivative spectrometry M Gallignani, S Garrigues, M de La Guardia Analyst 118 (9), 1167-1173, 1993 | 86 | 1993 |
A time-based flow injection–cold vapor–atomic absorption spectrometry system with on-line microwave sample pre-treatment for the determination of inorganic and total mercury in … M Gallignani, H Bahsas, MR Brunetto, M Burguera, JL Burguera, ... Analytica Chimica Acta 369 (1-2), 57-67, 1998 | 78 | 1998 |
FIA—FT—IR determination of ibuprofen in pharmaceuticals S Garrigues, M Gallignani, M de la Guardia Talanta 40 (1), 89-93, 1993 | 76 | 1993 |
Sequential determination of Se (IV) and Se (VI) by flow injection-hydride generation-atomic absorption spectrometry with HCl/HBr microwave aided pre-reduction of Se (VI) to Se (IV) M Gallignani, M Valero, MR Brunetto, JL Burguera, M Burguera, ... Talanta 52 (6), 1015-1024, 2000 | 75 | 2000 |
Blood serum selenium in the province of Merida, Venezuela, related to sex, cancer incidence and soil selenium content. JL Burguera, M Burguera, M Gallignani, OM Alarcon, JA Burguera Journal of trace elements and electrolytes in health and disease 4 (2), 73-77, 1990 | 67 | 1990 |
Determination of paraquat in human blood plasma using reversed-phase ion-pair high-performance liquid chromatography with direct sample injection MR Brunetto, AR Morales, M Gallignani, JL Burguera, M Burguera Talanta 59 (5), 913-921, 2003 | 66 | 2003 |
HPLC determination of Vitamin D3 and its metabolite in human plasma with on-line sample cleanup MR Brunetto, MA Obando, M Gallignani, OM Alarcón, E Nieto, R Salinas, ... Talanta 64 (5), 1364-1370, 2004 | 58 | 2004 |
A simple strategy for determining ethanol in all types of alcoholic beverages based on its on-line liquid–liquid extraction with chloroform, using a flow injection system and … M Gallignani, C Ayala, M del Rosario Brunetto, JL Burguera, M Burguera Talanta 68 (2), 470-479, 2005 | 57 | 2005 |
Determination of bismuth in biological samples using on-line flow-injection microwave-assisted mineralization and precipitation/dissolution for electrothermal atomic absorption … JL Burguera, M Burguera, C Rivas, C Rondon, P Carrero, M Gallignani Talanta 48 (4), 885-893, 1999 | 56 | 1999 |
On-line emulsification of lubricating oils in a flow-injection system for chromium determination by electrothermal atomic absorption spectrometry JL Burguera, RA de Salager, M Burguera, JL Salager, C Róndon, ... Journal of Analytical Atomic Spectrometry 15 (5), 549-555, 2000 | 55 | 2000 |
Selective determination of antimony (III) and antimony (V) in liver tissue by microwave-assisted mineralization and hydride generation atomic absorption spectrometry C Rondon, JL Burguera, M Burguera, MR Brunetto, M Gallignani, ... Fresenius' journal of analytical chemistry 353, 133-136, 1995 | 55 | 1995 |
Flow injection for the determination of Se (IV) and Se (VI) by hydride generation atomic absorption spectrometry with microwave oven on-line prereduction of Se (VI) to Se (IV) JL Burguera, P Carrero, M Burguera, C Rondon, MR Brunetto, ... Spectrochimica Acta Part B: Atomic Spectroscopy 51 (14), 1837-1847, 1996 | 54 | 1996 |
Evaluación química de precursores de aroma y sabor del cacao criollo merideño durante la fermentación en dos condiciones edafoclimáticas A Zambrano, C Romero, Á Gómez, G Ramos, C Lacruz, MR Brunetto, ... Agronomía Tropical 60 (2), 211-219, 2010 | 49 | 2010 |
Infrared detection in flow analysis—developments and trends M Gallignani, M del Rosario Brunetto Talanta 64 (5), 1127-1146, 2004 | 49 | 2004 |
Determination of aluminum by electrothermal atomic absorption spectroscopy in lubricating oils emulsified in a sequential injection analysis system JL Burguera, M Burguera, RE Antón, JL Salager, MA Arandia, C Rondón, ... Talanta 68 (2), 179-186, 2005 | 46 | 2005 |
Derivative Fourier transform infrared spectrometric determination of ethanol in alcoholic beverages M Gallignani, S Garrigues, M de la Guardia Analytica chimica acta 287 (3), 275-283, 1994 | 46 | 1994 |
Optimum phase-behavior formulation of surfactant/oil/water systems for the determination of chromium in heavy crude oil and in bitumen-in-water emulsion JL Burguera, RM Avila-Gómez, M Burguera, RA de Salager, JL Salager, ... Talanta 61 (3), 353-361, 2003 | 45 | 2003 |