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Analysis of cocaine and benzoylecgonine in urine by using multisyringe flow injection analysis-gas chromatography-mass spectrometry system
ArticleAbstract: In this paper, a method was described to determine cocaine (COC) and benzoylecgonine (BZE) in humanPalabras claves:BSTFA, Cocaine, GC-MS, MSFIA, URINEAutores:Ayala C., Cerdà V., Clavijo S., Contreras Y., Delgado Y., Forteza R., María del Rosario Brunetto, Maximo Gallignani, Torres D.Fuentes:googlescopusThe effect of fermentation and roasting on free amino acids profile in Criollo cocoa (Theobroma cacao L.) grown in Venezuela
ArticleAbstract: The development of cocoa flavor and aroma is a complex phenomenon that depends on how the fermentatiPalabras claves:Aroma precursors, BSTFA, Gas chromatography, Hydrophobic amino acids, Mass spectrometry, MICROWAVE, Trimethylsilyl derivativesAutores:Ayala C., Clavijo S., Delgado Y., María del Rosario Brunetto, Maximo Gallignani, Orozco W., Zambrano A.Fuentes:googlescopus