Ricardo Jorgensen Cassella

Possui graduação em Química Industrial pela Universidade Federal Fluminense (1994), mestrado em Química (Química Analítica Inorgânica) pela Pontifícia Universidade Católica do Rio de Janeiro (1996) e doutorado em Geociências (Geoquímica) pela Universidade Federal Fluminense (2000). Atualmente é Professor Titular do Departamento de Química Analítica da Universidade Federal Fluminense, Bolsista de Produtividade em pesquisa, nível 1D, do Conselho Nacional de Desenvolvimento Científico e Tecnológico, Cientista do Nosso Estado-RJ (Faperj) e Diretor do Instituto de Química/UFF. Foi Coordenador do Programa de Pós-Graduação em Química da UFF entre 2013 e 2019. Tem experiência na área de Química Analítica, com ênfase nas linhas de pesquisa em Espectrometria Atômica e Molecular, Tratamento de Amostras, Métodos de Separação e Análise por Injeção em Fluxo (FIA). Seus principais interesses são, atualmente: (1) Emprego de espumas de poliuretano na química de separação; (2) Desenvolvimento de metodologias analíticas para a determinação de metais por espectrometria de absorção atômica (chama e forno de grafite); (3) Controle de qualidade de fármacos empregando técnicas espectrométricas e cromatográficas; (4) Desenvolvimento de novos métodos de preparação de amostras e (5) Quimiometria

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Publicações

Revista: Microchemical Journal
Título Anoordem crescente doi Idioma
Determination of adulterants of cocaine in Real banknotes in Brazil by HPLC-DAD 2022 10.1016/j.microc.2022.107401 Inglês
Cadmium(II) determination in production waters from petroleum exploration after its separation from the highly saline matrix mediated by a semipermeable membrane device 2020 10.1016/j.microc.2019.104310 Inglês
Pressure variation in-syringe dispersive liquid-liquid microextraction associated with digital image colorimetry: determination of cobalt in food samples 2020 10.1016/j.microc.2020.105064 Inglês
Study of the extraction of Ca, Mg and Zn from different types of lubricating oils (mineral, semi-synthetic and synthetic) employing the emulsion breaking strategy 2019 10.1016/j.microc.2018.12.043 Inglês
Polyurethane foam functionalized with phenylfluorone for online preconcentration and determination of copper and cadmium in water samples by flame atomic absorption spectrometry 2018 10.1016/j.microc.2018.01.006 Inglês
Combined Use of HF and Pd as Chemical Modifiers for the Determination of Total Chromium in Produced Waters from Petroleum Exploration by ETAAS 2008 10.1016/j.microc.2008.01.002 Português
Thirteenth National Analytical Chemistry Meeting and First Ibero?American Analytical Chemistry Congress (Brazil, 2005) 2006 10.1016/j.microc.2006.01.014 Inglês
Letter to the Editor 2006 10.1016/j.microc.2006.05.006 Inglês
Focussed Microwave-Assisted Sample Preparation: Total Phenol Determination in Petroleum Refinery Effluents by Flow Injection Spectrophotometry 2004 10.1016/j.microc.2004.03.007 Inglês
Revista: TALANTA
Título Anoordem crescente doi Idioma
In-syringe dispersive liquid-liquid microextraction 2022 10.1016/j.talanta.2021.123002 Inglês
Renewable column on-line magnetic preconcentration of Cd(II) using Fe3O4 nanoparticles functionalized with L-glutamine for determination by flame atomic absorption spectrometry 2021 10.1016/j.talanta.2020.121519 Inglês
Extraction induced by microemulsion breaking as a novel tool for the simultaneous determination of Cd, Mn, Pb and Sb in gasoline samples by ICP-MS and discrete sample introduction 2020 10.1016/j.talanta.2019.120230 Inglês
A novel strategy based on in-syringe dispersive liquid-liquid microextraction for the determination of nickel in chocolate samples 2019 10.1016/j.talanta.2018.09.082 Inglês
Revista: ELECTROANALYSIS
Título Anoordem crescente doi Idioma
Simultaneous Voltammetric Determination of Cd and Pb in Gasoline Samples Employing a Chemically Modified Acrylonitrile-Butadiene-Styrene (ABS) Composite Electrode 2021 10.1002/elan.202060139 Inglês
Revista: ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY
Título Anoordem crescente doi Idioma
Passive sampling of toluene (and benzene) in indoor air using a semipermeable membrane device 2021 10.1016/j.ecoenv.2020.111707 Inglês
Adsorption of the herbicides diquat and difenzoquat on polyurethane foam: Kinetic, equilibrium and computational studies 2017 10.1016/j.ecoenv.2017.08.005 Inglês
Polyurethane foam loaded with sodium dodecylsulfate for the extraction of 'quat' pesticides from aqueous medium: Optimization of loading conditions 2016 10.1016/j.ecoenv.2016.05.012 Inglês
Revista: JOURNAL OF ENVIRONMENTAL SCIENCE AND HEALTH PART B-PESTICIDES FOOD CONTAMINANTS AND AGRICULTURAL WASTES
Título Anoordem crescente doi Idioma
Extraction of permethrin from impregnated fabrics for determination by ultra-high performance liquid chromatography with diode array detection 2021 10.1080/03601234.2021.1913014 Inglês
Revista: Journal of Environmental Chemical Engineering
Título Anoordem crescente doi Idioma
Bioproducts from the pyrolysis of castor seed cake: Basic dye adsorption capacity of biochar and antifungal activity of the aqueous phase 2021 10.1016/j.jece.2020.104825 Inglês
Removal of basic violet 3 dye from aqueous media using a steel industry residue as solid phase 2016 10.1016/j.jece.2016.09.023 Inglês
Revista: Environmental Research
Título Anoordem crescente doi Idioma
Polycyclic aromatic hydrocarbons in bays of the Rio de Janeiro state coast, SE - Brazil: Effects on catfishes 2020 10.1016/j.envres.2019.108959 Inglês
Revista: Energy & Fuels
Título Anoordem crescente doi Idioma
Microwave-assisted extraction of chloride followed by ion chromatography as an alternative to ASTM D6470 method for the determination of crude oil salinity 2020 10.1021/acs.energyfuels.0c00425 Inglês
Extraction induced by microemulsion breaking: a novel strategy for Mg, Mn and Zn extraction from ethyl alcohol-containing gasoline 2019 10.1021/acs.energyfuels.8b04363 Inglês
Evaluation of Extraction Induced by Emulsion Breaking for Ni and V Extraction from Off-Shore Brazilian Crude Oils 2019 10.1021/acs.energyfuels.9b01068 Inglês
Revista: Journal of Analytical Methods in Chemistry
Título Anoordem crescente doi Idioma
Evaluation of copper and manganese concentrations in commercial fruit juices and nectars consumed in Brazil by GF AAS 2020 10.1155/2020/8816068 Inglês
Revista: SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY
Título Anoordem crescente doi Idioma
Novel extraction induced by microemulsion breaking for Cu, Ni, Pb and V determination in ethanol-containing gasoline by graphite furnace atomic absorption spectrometry 2019 10.1016/j.sab.2018.11.007 Inglês
Revista: Materials Chemistry and Physics
Título Anoordem crescente doi Idioma
Titanium-zinc polycitrate precursor: Influence of thermal treatment on structural, thermal, optical characteristics of zinc titanates 2019 10.1016/j.matchemphys.2019.121768 Inglês
Revista: JOURNAL OF CHROMATOGRAPHY A
Título Anoordem crescente doi Idioma
Evaluation of a semi-permeable membrane device (SPMD) for passive sampling of solar filters from swimming pool waters and determination by HPLC-DAD 2019 10.1016/j.chroma.2019.04.036 Inglês
Revista: Revista Virtual de Química
Título Anoordem crescente doi Idioma
Spectrophotometric Determination of Azithromycin in Pharmaceutical Formulations Employing the Reaction with Alizarin 2019 10.21577/1984-6835.20190074 Português
Comparison of the Eficiency of Different Techniques (Exhaustion and Padding) for the Fixation of Permethrin in Fabrics 2015 10.5935/1984-6835.20150062 Inglês
Revista: Food Chemistry
Título Anoordem crescente doi Idioma
Determination of acetate and formate in vegetable oils by ion chromatography after multivariate optimization of the extraction process using a Doehlert design 2018 10.1016/j.foodchem.2018.06.136 Inglês
Determination of metals in soft drinks packed in different materials by ETAAS 2015 10.1016/j.foodchem.2015.04.020 Inglês
Revista: JOURNAL OF ENVIRONMENTAL SCIENCE AND HEALTH PART A-TOXIC/HAZARDOUS SUBSTANCES & ENVIRONMENTAL ENGINEERING
Título Anoordem crescente doi Idioma
A batch and fixed bed column study for fluorescein removal using chitosan modified by epichlorohydrin 2018 10.1080/10934529.2017.1368301 Inglês
Revista: FUEL
Título Anoordem crescente doi Idioma
Extraction induced by emulsion breaking: A model study on metal extraction from mineral oil 2018 10.1016/j.fuel.2017.11.102 Inglês
Revista: Brazilian Journal of Analytical Chemistry - BrJAC (Online)
Título Anoordem crescente doi Idioma
Development of an Analytical Methodology for Chemical Profile of Cocaine seized in Rio de Janeiro 2018 10.30744/brjac.2179-3425.2018.5.18.28-39 Inglês
Revista: JOURNAL OF FOOD SCIENCE AND TECHNOLOGY-MYSORE
Título Anoordem crescente doi Idioma
Development of an extraction method for the determination of inorganic anions (chloride, sulfate and phosphate) in edible oils from different origins by ion chromatography 2018 10.1007/s13197-018-3317-5 Inglês
Revista: SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY
Título Anoordem crescente doi Idioma
Development of a non-destructive method for determining protein nitrogen in a yellow fever vaccine by near infrared spectroscopy and multivariate calibration 2018 10.1016/j.saa.2018.04.042 Inglês
Revista: Talanta (Oxford)
Título Anoordem crescente doi Idioma
Novel extraction induced by microemulsion breaking: a model study for Hg extraction from Brazilian gasoline 2017 10.1016/j.talanta.2016.10.032 Inglês
Direct determination of sorbitol and sodium glutamate by attenuated total reflectance Fourier transform infrared spectroscopy (ATR-FTIR) in the thermostabilizer employed in the production of yellow-fever vaccine 2016 10.1016/j.talanta.2016.01.054 Inglês
Speciation of inorganic antimony (III & V) employing polyurethane foam loaded with bromopyrogallol red 2016 10.1016/j.talanta.2015.12.080 Inglês
Development of a method for total Hg determination in oil samples by cold vapor atomic absorption spectrometry after its extraction induced by emulsion breaking 2015 10.1016/j.talanta.2014.10.019 Inglês
Novel extraction induced by emulsion breaking as a tool for the determination of trace concentrations of Cu, Mn and Ni in biodiesel by electrothermal atomic absorption spectrometry 2013 10.1016/j.talanta.2013.08.042 Inglês
Application of the Extraction Induced by Emulsion Breaking for the Determination of Cu, Fe and Mn in Used Lubricating Oils by Flame Atomic Absorption Spectrometry 2013 10.1016/j.talanta.2013.03.017 Inglês
Application of the extraction induced by emulsion breaking for the determination of chromium and manganese in edible oils by electrothermal atomic absorption spectrometry 2012 10.1016/j.talanta.2012.05.025 Inglês
Diffuse reflectance determination of Malachite Green using polyurethane foam as solid support and sodium dodecylsulfate as counter ion 2011 10.1016/j.talanta.2011.04.065 Inglês
Direct Determination of Manganese in Produced Waters from Petroleum Exploration by Electrothermal Atomic Absorption Spectrometry Using Ir-W as Permanent Modifier 2011 10.1016/j.talanta.2011.03.084 Inglês
Multivariate Optimization of a Liquid-Liquid Extraction of the EPA-PAHs from Natural Contaminated Waters Prior to Determination by Liquid Chromatography with Fluorescence Detection 2008 10.1016/j.talanta.2007.09.013 Inglês
Determination of Lithium in Pharmaceutical Formulations Used in the Treatment of Bipolar Disorder by Flow Injection Analysis with Spectrophotometric Detection 2007 10.1016/j.talanta.2007.04.019 Português
Development of a reversed FIA system for the spectrophotometric determination of Sb(III) and total Sb in antileishmanial drugs 2007 10.1016/j.talanta.2006.05.093 Português
Direct Determination of Vanadium in High Saline Produced Waters from Offshore Petroleum Exploration by Electrothermal Atomic Absorption Spectrometry 2006 10.1016/j.talanta.2005.08.046 Inglês
Multivariate Technique for Optimization of Digestion Procedure by Focussed Microwave System for Determination of Mn, Zn and Fe in Food Samples Using FAAS 2006 10.1016/j.talanta.2005.07.010 Inglês
Synthesis and Application of a Functionalized Resin for Flow Injection/F AAS Copper Determination in Waters 2005 10.1016/j.talanta.2005.02.019 Inglês
Rapid On-Line Sample Dissolution Assisted by Focused Microwave Radiation for Silicate Analysis Employing Flame Atomic Absorption Spectrometry: Iron Determination 2004 10.1016/j.talanta.2003.10.002 Inglês
Precipitation-Dissolution System for Silver Preconcentration and Flame Atomic Absorption Spectrometric Determination in Alloys and Biological Materials 2002 10.1016/S0039-9140(01)00604-X Inglês
Flow Injection Determination of Cobalt After its Sorption Onto Polyurethane Foam Loaded with TAC 2001 10.1016/S0039-9140(00)00626-3 Inglês
Spectrophotometric Determination of Carbaryl by On-Line Elution After its Preconcentration onto Polyurethane Foam 2000 10.1016/S0039-9140(00)00428-8 Inglês
Revista: ANALYTICAL BIOCHEMISTRY
Título Anoordem crescente doi Idioma
Ultrasensitive and rapid immuno-detection of human IgE anti-therapeutic horse sera using an electrochemical immunosensor 2017 10.1016/j.ab.2017.09.008 Inglês
Revista: Brazilian Journal of Pharmaceutical Sciences
Título Anoordem crescente doi Idioma
Spectrophotometric determination of rosuvastatin in pharmaceutical formulations using quinalizarin 2017 10.1590/s2175-97902017000300075 Inglês
Revista: SM Analytical and Bioanalytical Techniques
Título Anoordem crescente Idioma
Sorption Properties of Methyl Orange onto Chemically Modified Chitosan: Thermodynamics and Kinetics Studies 2017 Inglês
Revista: Microchemical Journal (Print)
Título Anoordem crescente doi Idioma
Determination of Cr and Mn in moisturizing creams by graphite furnace atomic absorption spectrometry through direct introduction of the samples in the form of emulsions 2016 10.1016/j.microc.2016.01.017 Inglês
Extraction induced by emulsion breaking for determination of Ba, Ca, Mg and Na in crude oil by inductively coupled plasma optical emission spectrometry 2016 10.1016/j.microc.2015.09.014 Inglês
Optimization of a methodology for sampling of five polycyclic aromatic hydrocarbons in saline waters using a semipermeable membrane device 2015 10.1016/j.microc.2015.04.008 Inglês
Solventless determination of total anionic surfactants in waters using polyurethane foam as support and analysis of digital images 2015 10.1016/j.microc.2014.11.002 Inglês
Extraction induced by emulsion breaking as a tool for Ca and Mg determination in biodiesel by fast sequential flame atomic absorption spectrometry (FS-FAAS) using Co as internal standard 2014 10.1016/j.microc.2014.06.026 Inglês
Novel approach for the determination of azithromycin in pharmaceutical formulations by Fourier transform infrared spectroscopy in film-through transmission mode 2013 10.1016/j.microc.2013.04.015 Inglês
Study of passive sampling of polycyclic aromatic hydrocarbons in gas phase using Amberlite XAD resins as filling materials of semipermeable membranes 2013 10.1016/j.microc.2013.06.003 Inglês
Multivariate optimization of a spectrophotometric method for copper determination in Brazilian sugar-cane spirits using the Doehlert design 2011 10.1016/j.microc.2011.04.008 Inglês
Flow Injection Spectrophotometric Determination of Copper in Petroleum Refinery Wastewaters 2002 10.1016/S0026-265X(01)00154-0 Inglês
Selenium Determination by Electrothermal Atomic Absorption Spectrometry in Petroleum Refinery Aqueous Streams Containing Volatile Organic Compounds 2002 10.1016/S0026-265X(01)00110-2 Inglês
Revista: Journal of Chromatography (Print)
Título Anoordem crescente doi Idioma
Determination of chloride in brazilian crude oils by ion chromatography after extraction induced by emulsion breaking 2016 10.1016/j.chroma.2016.06.066 Inglês
Revista: Analytical and Bioanalytical Chemistry (Print)
Título Anoordem crescente doi Idioma
Use of a versatile, easy, and rapid atmospheric monitor (VERAM) passive samplers for pesticide determination in continental waters 2016 10.1007/s00216-016-9975-0 Inglês
Revista: Química Nova (Impresso)
Título Anoordem crescente doi Idioma
DEVELOPMENT OF A SYSTEM FOR Cd PRE CONCENTRATION ON XAD-4 RESIN MODIFIED WITH FENILFLUORONA AND DETERMINATION BY ATOMIC ABSORPTION SPECTROMETRY 2016 10.5935/0100-4042.20160075 Inglês
EVALUATION OF DIFFERENT METHODS FOR COPPER DETERMINATION IN INSULATING OILS BY GRAPHITE FURNACE ATOMIC ABSORPTION SPECTROMETRY 2014 10.5935/0100-4042.20140125 Inglês
Avaliação de Métodos de Extração para a Determinação de Cromo e Níquel em Formulações Farmacêuticas e em Matérias Primas Usadas na Fabricação de Medicamentos à Base de Cefalexina e Ciprofloxacino 2012 10.1590/S0100-40422012000900027 Português
Determinação Espectrofotométrica de Cefalexina em Formulações Farmacêuticas Explorando sua Reação de Transferência de Carga com a Quinalizarina 2010 10.1590/S0100-40422010000400029 Português
Estudo da Sorção do Corante Catiônico Violeta Cristal por Espuma de Poliuretano em Meio Aquoso Contendo Dodecilsulfato de Sódio 2009 10.1590/S0100-40422009000800011 Português
Determinação de Sulfeto em Águas Doces e Salinas Usando Sistema de Injeção em Fluxo Contínuo (FIA) e Espectrofotometria com Nitroprussiato 1995 Português
Revista: Journal of Environmental Science and Health. Part B: Pesticides, Food Contaminants, and Agricultural Wastes
Título Anoordem crescente doi Idioma
Sorption of the herbicides diquat and difenzoquat from aqueous medium by polymeric resins in the presence of sodium dodecylsulfate: Kinetic and mechanistic study 2016 10.1080/03601234.2016.1159461 Inglês
Revista: Journal of Analytical Atomic Spectrometry (Print)
Título Anoordem crescente doi Idioma
Determination of inorganic mercury in petroleum production water by inductively coupled plasma optical emission spectrometry following photochemical vapor generation 2016 10.1039/c5ja00444f Inglês
Extraction induced by emulsion breaking for metals determination in diesel oil by ICP-MS 2012 10.1039/c2ja10279j Inglês
Extraction induced by emulsion breaking: a novel strategy for the trace metals determination in diesel oil samples by electrothermal atomic absorption spectrometry 2010 10.1039/c0ja00035c Inglês
On-line Preconcentration System for Flame Atomic Absorption with Unloaded Polyurethane Foam: Determination of Zinc in Biological Materials and Waters 1999 10.1039/A904997E Inglês
Revista: Forensic Science International
Título Anoordem crescente doi Idioma
Determination of cocaine in Real banknotes circulating at the State of Rio de Janeiro ? Brazil 2015 10.1016/j.forsciint.2015.02.014 Inglês
Revista: Journal of Environmental Management
Título Anoordem crescente doi Idioma
Modeling, kinetic, and equilibrium characterization of paraquat adsorption onto polyurethane foam using the ion-pairing technique 2015 10.1016/j.jenvman.2015.03.022 Inglês
Revista: Analytical Methods
Título Anoordem crescente doi Idioma
Ionic liquid-based microextraction method for the determination of Cu and Ni in high-salinity produced waters from offshore petroleum exploration by GF AAS 2015 10.1039/c5ay01298h Inglês
Revista: Food Control
Título Anoordem crescente doi Idioma
A simple analytical method for determining inorganic anions and formate in virgin olive oils by capillary electrophoresis with capacitively coupled contactless conductivity detection 2015 10.1016/j.foodcont.2015.04.026 Inglês
Revista: Luminescence (Chichester, England Print)
Título Anoordem crescente doi Idioma
Development of a flow-injection analysis system with fluorescence detection for gatifloxacin determination in organized medium 2015 10.1002/bio.2736 Inglês
Direct Determination of Sitagliptin in Pharmaceutical Formulations and Its Determination in Urine After Solid Phase Extraction by Spectrofluorimetry 2013 10.1002/bio.2449 Inglês
Revista: Analytical Methods (Print)
Título Anoordem crescente doi Idioma
Simultaneous determination of potassium, sodium, calcium, and magnesium in virgin olive oils by capillary electrophoresis with capacitively coupled contactless conductivity detection 2014 10.1039/c4ay00363b Inglês
Revista: Fuel (Guildford)
Título Anoordem crescente doi Idioma
Application of a Four-Variables Doehlert Design for the Multivariate Optimization of Copper Determination in Petroleum-Derived Insulating Oils by GFAAS Employing the Dilute-and-Shot Approach 2013 10.1016/j.fuel.2012.10.026 Inglês
Direct Determination of Cu and Fe in Jet Fuel by Electrothermal Atomic Absorption Spectrometry with Injection of Sample as Detergent Emulsions 2011 10.1016/j.fuel.2010.12.008 Inglês
Revista: Journal of Fluorescence
Título Anoordem crescente doi Idioma
Fluorescence Determination of Azithromycin in Pharmaceutical Formulations by Using Synchronous Scanning Approach after Its Acid Derivatization 2013 10.1007/s10895-012-1111-8 Inglês
Determination of Rosuvastatin in Urine by Spectrofluorimetry after Liquid-liquid Extraction and Derivatization in Acidic Medium 2013 10.1007/s10895-012-1115-4 Inglês
Revista: Chemical Engineering Journal (1996)
Título Anoordem crescente doi Idioma
Adsorption of paraquat from aqueous medium by Amberlite XAD-2 and XAD-4 resins using dodecylsulfate as counter ion 2013 10.1016/j.cej.2012.10.087 Inglês
Separation of Malachite Green and Methyl Green cationic dyes from aqueous medium by adsorption on Amberlite XAD-2 and XAD-4 resins using sodium dodecylsulfate as carrier 2011 10.1016/j.cej.2011.04.024 Inglês
Revista: Journal of Pharmaceutical and Biomedical Analysis (Print)
Título Anoordem crescente doi Idioma
Development of a Focused Ultrasound-Assisted Extraction Method for the Determination of Trace Concentrations of Cr and Mn in Pharmaceutical Formulations by ETAAS 2013 10.1016/j.jpba.2012.11.013 Inglês
Development of an ultrasonic slurry sampling method for the determination of Cu and Mn in antibiotic tablets by electrothermal atomic absorption spectrometry 2012 10.1016/j.jpba.2012.03.057 Inglês
Revista: Journal of the Brazilian Chemical Society (Impresso)
Título Anoordem crescente doi Idioma
Solid-Phase Extraction of Cu(II) Using Polyurethane Foam and Eriochrome Black T as Ligand for its Determination in Waters by Flame Atomic Absorption Spectrometry 2013 10.5935/0103-5053.20130151 Inglês
Novel Spectrophotometric Methodology for the Determinationof Azithromycin in Pharmaceutical Formulations Through Its Charge Transfer Reaction with Quinalizarin 2010 10.1590/S0103-50532010000900010 Português
Determination of Lead by Electrothermal Atomic Absorption Spectrometry Employing a Novel Sampling Strategy of Polyurethane Foam Impregnated with Thiazolylazo-p-cresol (TAC) 2004 10.1590/S0103-50532004000100015 Português
Solid Phase Extraction of Cu (II) as Diethyldithiocarbamate Complex by Polyurethane Foam 2003 10.1590/S0103-50532003000500005 Inglês
Revista: Water, Air and Soil Pollution (Print)
Título Anoordem crescente doi Idioma
Removal of Malachite Green from Aqueous Medium Employing Polyurethane Foam as Adsorbent and Sodium Dodecylsulfate as Carrier 2012 10.1007/s11270-011-0946-y Inglês
Revista: Revista Analytica
Título Anoordem crescente Idioma
Determinação de cobre e cromo em medicamentos fitoterápicos e suas matérias primas empregando diferentes métodos de tratamento das amostras 2012 Português
Revista: Fuel Processing Technology
Título Anoordem crescente doi Idioma
Stabilization of Aviation Gasoline as Detergent Emulsion for Lead Determination by Electrothermal Atomic Absorption Spectrometry 2011 10.1016/j.fuproc.2010.12.013 Inglês
Revista: Analytica Chimica Acta (Print)
Título Anoordem crescente doi Idioma
Multivariate optimization of the determination of zinc in diesel oil employing a novel extraction strategy based on emulsion breaking 2011 10.1016/j.aca.2011.01.059 Inglês
Direct Determination of Lead in Produced Waters from Petroleum Exploration by ETAAS Using Ir-W Permanente Modifier Combined with Hydrofluoric Acid 2005 10.1016/j.aca.2005.04.030 Inglês
An On-Line Solid Phase Extraction System Using Polyurethane Foam for the Spectrophotometric Determination of Nickel in Silicates and Alloys 1999 10.1016/S0003-2670(98)00596-0 Inglês
Polyurethane Foam as a Sorbent for Continuous Flow Analysis-Preconcentration and Spectrophotometric Determination of Zinc in Biological Materials 1998 10.1016/S0003-2670(98)00111-1 Inglês
Revista: Spectrochimica Acta. Part B, Atomic Spectroscopy
Título Anoordem crescente doi Idioma
Multiple Response Optimization of a Procedure for Cu, Fe and Pb Determination in Naphtha by Graphite Furnace Atomic Absorption Spectrometry with the Sample Injection as Detergent Emulsion 2011 10.1016/j.sab.2011.02.001 Inglês
Determination of Arsenic in Petroleum Refinery Streams by Electrothermal Atomic Absorption Spectrometry After Multivariate Optimization Based on Doehlert Design 2002 10.1016/S0584-8547(02)00177-5 Inglês
Revista: Journal of Hazardous Materials (Print)
Título Anoordem crescente doi Idioma
Novel Spectrophotometric Method for the Determination of Aluminum in Soda Drinks Packed in Cans and Plastic Bottles 2010 10.1016/j.jhazmat.2010.05.039 Inglês
Polyurethane Foam Loaded with SDS for the Adsorption of Cationic Dyes from Aqueous Medium: Multivariate Optimization of the Loading Process 2009 10.1016/j.jhazmat.2009.01.033 Inglês
Revista: Vibrational Spectroscopy
Título Anoordem crescente doi Idioma
Estuarine Sediment Quality Assessment by Fourier Transform Infrared Spectroscopy 2010 10.1016/j.vibspec.2010.03.001 Inglês
Revista: Analytical Biochemistry (Print)
Título Anoordem crescente doi Idioma
Determination of total protein in hyperimmune serum samples by near infrared spectrometry and multivariate calibration 2010 10.1016/j.ab.2009.10.012 Português
Revista: Journal of Flow Injection Analysis
Título Anoordem crescente Idioma
Reversed Flow Injection System for the Spectrophotometric Determination of Cetylpyridinium Chloride in Pharmaceutical Products with Eriochrome Black T in Triton X-100 Medium 2010 Inglês
Revista: Separation Science and Technology (Print)
Título Anoordem crescente doi Idioma
Study of Rhodamine B Retention by Polyurethane Foam from Aqueous Medium in Presence of Sodium Dodecylsulfate 2009 10.1080/01496390903182396 Inglês
Revista: Journal of Hazardous Materials
Título Anoordem crescente doi Idioma
Employment of Polyurethane Foam for the Adsorption of Methylene Blue in Aqueous Medium 2008 10.1016/j.jhazmat.2008.02.055 Inglês
Optimization of an Open Focused Microwave Oven Digestion Procedure for Determination of Metals in Diesel Oil by Inductively Coupled Plasma Optical Emission Spectrometry 2007 10.1016/j.jhazmat.2007.03.045 Português
Distribution of Copper in the Vicinity of a Deactivated Mining Site at Carajás in the Amazon Region of Brazil 2007 10.1016/j.jhazmat.2006.08.060 Português
Revista: Analytica Chimica Acta
Título Anoordem crescente doi Idioma
Development of an Integrated Flow Injection System for the Electro-Oxidative Leaching of Uranium from Geological Samples and its Spectrophotometric Determination with Arsenazo III 2008 10.1016/j.aca.2008.05.030 Português
Revista: Journal of Pharmaceutical and Biomedical Analysis
Título Anoordem crescente doi Idioma
Determination of Cu, Fe, Mn and Zn by flame atomic absorption spectrometry in multivitamin/multimineral dosage forms and tablets after an acidic extraction 2007 10.1016/j.jpba.2006.06.009 Português
Revista: JOURNAL OF COLLOID AND INTERFACE SCIENCE
Título Anoordem crescente doi Idioma
Characterization of Solid Phase Extraction of Fe(III) by Unloaded Polyurethane Foam as Thiocyanate Complex 2007 10.1016/j.jcis.2007.06.039 Inglês
Revista: Analytical and Bioanalytical Chemistry
Título Anoordem crescente doi Idioma
Multivariate Optimization of a Microwave Assisted Leaching Procedure Using Diluted Acid Solutions for the Determination of Cu, Fe, Mn and Zn in Multivitamin/Multimineral Supplements by FAAS 2007 10.1007/s00216-006-0973-5 Português
Direct Determination of Arsenic and Antimony in Naphtha by Electrothermal Atomic Absorption Spectrometry with Microemulsion Sample Introduction and Iridium Permanent Modifier 2004 10.1007/s00216-004-2500-x Inglês
Revista: Spectroscopy Letters
Título Anoordem crescente doi Idioma
Merging Zones FIA System for the Spectrophotometric Determination of Sb(III) and Total Sb in Drugs Utilized in the Treatment of Leishmaniasis 2006 10.1080/00387010600970455 Português
Revista: Analytical Sciences
Título Anoordem crescente doi Idioma
On-Line Solid-Phase Preconcentration and Determination of Zn in Waters Employing a Styrene-Divynylbenzene Functionalized Resin 2005 10.2116/analsci.21.939 Inglês
Flow Injection/Flame Atomic Absorption Spectrometric Determination of Zineb in Commercial Formulations of Pesticide Based on Slurry Sampling 2002 10.2116/analsci.18.1253 Inglês
Revista: Separation Science and Technology
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Solid Phase Extraction of Cd (II) as Diethyldithiocarbamate Complex by Polyurethane Foam: Kinetic and Thermodynamic Characterization 2004 10.1081/SS-200026767 Inglês
Revista: Journal of Analytical Atomic Spectrometry
Título Anoordem crescente doi Idioma
A Novel Solid Sampling Strategy for Cobalt Determination by ETAAS Using Polyurethane Foam 2002 10.1039/b110804m Inglês
Revista: Journal of Environmental Monitoring
Título Anoordem crescente doi Idioma
On-Line Solid Phase Extraction with Polyurethane Foam: Trace Level Determination of Iron in Natural Waters and Biological Materials 2002 10.1039/b204700d Inglês
Revista: Analyst (London. 1877. Print)
Título Anoordem crescente doi Idioma
Determination of Sulfide in Waters by Flow Injection-Solid Phase Spectrophotometry 2000 10.1039/b004008h Inglês
Selectivity Enhancement in Spectrophotometry: On-Line Interference Supression Using Polyurethane Foam Minicolumn for Aluminum Determination with Methyl Thymol Blue 1999 10.1039/A900778D Inglês
Revista: Analytical Letters
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Determination of Fluoride in Oral Products by Potentiometry with Ion Selective Electrode: A Critical Study 2000 10.1080/00032710008543091 Inglês
Revista: Analyst (London)
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Retention of Carbaryl by Polyether Type Polyurethane Foam: A Critical Study 2000 10.1039/a908608k Inglês
Flow Injection-FTIR Determination of Dithiocarbamate Pesticides 2000 10.1039/b004504g Inglês
Revista: Spectroscopy Letters (Print)
Título Anoordem crescente doi Idioma
On-Line Dissolution of ZnS for Sulfide Determination in Stabilized Water Samples with Zinc Acetate, Using Spectrophotometry by Methylene Blue Method 1999 10.1080/00387019909349999 Inglês