Mostrando 4 resultados de: 4
Determination of aluminum by electrothermal atomic absorption spectroscopy in lubricating oils emulsified in a sequential injection analysis system
Conference ObjectAbstract: The sequential injection (SIA) technique was applied for the on-line preparation of an "oil in waterPalabras claves:aluminum, Electrothermal atomic absorption spectrometry, Emulsions, Lubricating oils, On-line analysis, Sequential injection analysisAutores:Antón R.E., Arandia M.A., Brunetto R., Burguera M., Carrero P., De Peña Y.P., Luis Burguera J., Maximo Gallignani, Róndon C., Salager J.L.Fuentes:googlescopusDetermination of molecular weight distribution of lignin derivatives by aqueous phase high performance size exclusion chromatography (HPSEC)
ArticleAbstract: Several lignin derivatives were analyzed by aqueous phase High Performance Size Exclusion ChromatogrPalabras claves:High performance size exclusion chromatography, Lignin derivatives, Molecular weightAutores:Brunetto M.R., Burguera M., De Peña Y.P., Gonzalez A.M., Luis Burguera J., Maximo Gallignani, Salager J.L.Fuentes:googlescopusOn-line electrochemical preconcentration and flame atomic absorption spectrometric determination of manganese in urine samples
Conference ObjectAbstract: A sensitive and selective method was developed for the determination of traces of manganese in urinePalabras claves:Electrochemical preconcentration, Flame atomic absorption spectrometry detection, Flow injection manifold, manganese, Urine samplesAutores:Alarcón O.M., Brunetto R., Burguera M., Carrero P., De Peña Y.P., Luis Burguera J., Márquez J., Márquez O.P., Maximo Gallignani, Rivas D., Róndon C.Fuentes:googlescopusOptimum phase-behavior formulation of surfactant/oil/water systems for the determination of chromium in heavy crude oil and in bitumen-in-water emulsion
ArticleAbstract: An "oil in water" formulation was optimized to determine chromium in heavy crude oil (HCO) and bitumPalabras claves:Chromium, ET AAS, Heavy crude oils, Three-phase behaviorAutores:Avila-Gómez R.M., Bracho C.L., Brunetto R., Burguera M., Burguera-Pascu C., Burguera-Pascu M., De Peña Y.P., De Salager R.A., Luis Burguera J., Maximo Gallignani, Salager J.L.Fuentes:googlescopus