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 syste... von Brunetto, Marı́a del Rosario, Gutiérrez, Lubin, Delgado, Yelitza, Gallignani, Máximo, Zambrano, Alexis, Gómez, Álvaro, Ramos, Gladys, Romero, Carlos

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In‐syringe‐assisted dispersive liquid–liquid microextraction coupled to gas chromatography with mass spectrometry for the determination of six phthalates in water samples von Clavijo, Sabrina, Rosario Brunetto, María, Cerd , Víctor

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Development of a MSFIA sample treatment system as front end of GC–MS for atenolol and propranolol determination in human plasma von Brunetto, María del Rosario, Clavijo, Sabrina, Delgado, Yelitza, Orozco, Wendy, Gallignani, Máximo, Ayala, Carlos, Cerdà, Víctor

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Analysis of cocaine and benzoylecgonine in urine by using multisyringe flow injection analysis-gas chromatography-mass spectrometry system von Brunetto, María del Rosario, Delgado, Yelitza, Clavijo, Sabrina, Contreras, Yaritza, Torres, Dina, Ayala, Carlos, Gallignani, Máximo, Forteza, Rafael, Martin, Víctor Cerdà

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Determination of losartan, telmisartan, and valsartan by direct injection of human urine into a column-switching liquid chromatographic system with fluorescence detection von del Rosario Brunetto, María, Contreras, Yaritza, Clavijo, Sabrina, Torres, Dina, Delgado, Yelitza, Ovalles, Fernando, Ayala, Carlos, Gallignani, Máximo, Estela, José Manuel, Martin, Víctor Cerdà

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RP-HPLC-DAD determination of free amino acids in cocoa samples during fermentation and roasting von Brunetto, Maria Del Rosario, Gallignani de Bernardi, Máximo Aurelio, Orozco Contreras, Wendy Josefina, Clavijo Roa, Sabrina Del Sol, Delgado Cayama, Yelitza Josefina, Ayala Montilla, Carlos Daniel, Zambrano García, Alexis

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Flow analysis-hydride generation-gas phase derivative molecular absorption spectrophotometric determination of antimony in antileishmanial drugs von Gallignani, Máximo, Brunetto, María del Rosario, Ovalles, Fernando

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Development and Validation of a Rapid Column-Switching High-Performance Liquid Chromatographic Method for the Determination of Lamotrigine in Human Serum von del Rosario Brunetto, María, Contreras, Yaritza, Delgado, Yelitza, Gallignani, Máximo, Estela, José Manuel, Cerdà Martin, Víctor

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RP-HPLC-DAD determination of free amino acids in cocoa samples during fermentation and roasting von Brunetto, María del Rosario, Gallignani, Máximo, Orozco, Wendy, Clavijo, Sabrina, Delgado, Yelitza, Ayala, Carlos, Zambrano, Alexis

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Online coupling lab on valve-dispersive liquid–liquid microextraction-multisyringe flow injection with gas chromatography-mass spectrometry for the determination of sixteen priorit... von Clavijo, Sabrina, Fernandez, Mailen, teza, Rafael, Brunetto, Maria del Rosario, Cerda, Victor

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Determinación de atenolol en productos farmacéuticos por espectrometría infrarroja con transformada de Fourier von Ayala, Carlos, del Rosario Brunetto, María, Ovalles, Fernando, Gallignani, Máximo

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Determinacion de cafeina en cafe mediante espectrometria infrarroja de transformada de Fourier von Gallignani, Máximo, Torres, Marifred, Ayala, Carlos, del Rosario Brunetto, María

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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 Fouri... von Gallignani, Máximo, Ayala, Carlos, Brunetto, Maria del Rosario, Burguera, Jose Luis, Burguera, Marcela

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Headspace gas chromatography–mass spectrometry determination of alkylpyrazines in cocoa liquor samples von Brunetto, María del Rosario, Cayama, Yelitza Delgado, Gutiérrez, Lubin, Roa, Sabrina Clavijo, Méndez, Yaritza Contreras, Gallignani, Máximo, Zambrano, Alexis, Gómez, Álvaro, Ramos, Gladys

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Flow analysis-hydride generation-gas phase derivative molecular absorption spectrophotometric determination of antimony in oral homeopathic products (“ Antimonium Tartaricum”) form... von Gallignani, Máximo, Ovalles, Fernando, Brunetto, Maria del Rosario, Burguera, Marcela, Burguera, Jose Luis

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Infrared detection in flow analysis — developments and trends (review) von Gallignani, Máximo, Brunetto, Maria del Rosario

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A new method for the analysis of amikacin using 6-aminoquinolyl- N-hydroxysuccinimidyl carbamate (AQC) derivatization and high-performance liquid chromatography with UV-detection von Ovalles, José F., Brunetto, María del Rosario, Gallignani, Máximo

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Determination of atenolol in pharmaceutical dosages by Fourier transform infrared spectrometry (FTIR) von Carlos Ayala, María Del Rosario Brunetto, Fernando Ovalles, Máximo Gallignani

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Determinación de atenolol en productos farmacéuticos por espectrometría infrarroja con transformada de Fourier (FTIR) Determination of atenolol in pharmaceutical dosages by Fourier... von Carlos Ayala, María del Rosario Brunetto, Fernando Ovalles, Máximo Gallignani

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Development and Validation of a Rapid Column-Switching High-Performance Liquid Chromatographic Method for the Determination of Lamotrigine in Human Serum: Monolithic Stationary Pha... von BRUNETTO, María Del Rosario, CONTRERAS, Yaritza, DELGADO, Yelitza, GAILIGNANI, Maximo, ESTELA, José Manuel, CERDA MARTIN, Victor

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