Search Results - "Curtius, Adilson J"

The use of inductively coupled plasma mass spectrometry (ICP-MS) for the determination of toxic and essential elements in different types of food samples by Nardi, Elene P., Evangelista, Fábio S., Tormen, Luciano, Saint´Pierre, Tatiana D., Curtius, Adilson J., Souza, Samuel S. de, Barbosa, Fernando

“…This paper describes a simple method for the determination of sixteen elements in food samples by using inductively coupled plasma spectrometry (ICP-MS). Prior…”
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Determination of total mercury and methylmercury in biological samples by photochemical vapor generation by Vieira, Mariana A, Ribeiro, Anderson S, Curtius, Adilson J, Sturgeon, Ralph E

“…Cold vapor atomic absorption spectrometry (CV-AAS) based on photochemical reduction by exposure to UV radiation is described for the determination of…”
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Noble metals as permanent chemical modifiers for the determination of mercury in environmental reference materials using solid sampling graphite furnace atomic absorption spectrometry and calibration against aqueous standards by da Silva, Alessandra Furtado, Welz, Bernhard, Curtius, Adilson J

“…Iridium, palladium, rhodium and ruthenium, thermally deposited on the platform, were investigated as permanent modifiers for the determination of mercury in…”
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Determination of heavy metals by inductively coupled plasma mass spectrometry after on-line separation and preconcentration by Dressler, Valderi L, Pozebon, Dirce, Curtius, Adilson J

“…A method for the determination of Cu, As, Se, Cd, In, Hg, Tl, Pb and Bi in waters and in biological materials by inductively coupled plasma mass spectrometry,…”
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Determination of trace elements in biodiesel and vegetable oil by inductively coupled plasma optical emission spectrometry following alcohol dilution by Chaves, Eduardo S., de Loos-Vollebregt, Margaretha T.C., Curtius, Adilson J., Vanhaecke, Frank

“…A method for the simultaneous determination of Ca, Cu, Fe, K, Mg, Na, P, S and Zn in biodiesels and vegetable oils by inductively coupled plasma optical…”
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Determination of Ag, Te, U and Au in waters and in biological samples by FI–ICP-MS following on-line preconcentration by Dressler, Valderi L, Pozebon, Dirce, Curtius, Adilson J

“…An on-line preconcentration system for Au, Ag, Te and U, using solenoid valves, a mini-column filled with C18 immobilized on silica to retain the complexes…”
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Simultaneous determination of Cd, Cu, Mn, Ni, Pb and Zn in nail samples by inductively coupled plasma mass spectrometry (ICP-MS) after tetramethylammonium hydroxide solubilization at room temperature: Comparison with ETAAS by Batista, Bruno L., Rodrigues, Jairo L., Nunes, Juliana A., Tormen, Luciano, Curtius, Adilson J., Barbosa, Fernando

“…A simple method is described for the determination of Cd, Cu, Mn, Ni, Pb and Zn in nails by using inductively coupled plasma mass spectrometry (ICP-MS) or…”
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Determination of Trace Elements in Vegetable Oils and Biodiesel by Atomic Spectrometric Techniques-A Review by Lepri, Fábio G., Chaves, Eduardo S., Vieira, Mariana A., Ribeiro, Anderson S., Curtius, Adilson J., DeOliveira, Lígia C. C., DeCampos, Reinaldo C.

“…The determination of trace elements in edible oils and biodiesel using atomic spectrometric methods is reviewed. Problems related to sample pretreatment for…”
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Metals and phosphorus determination in vegetable seeds used in the production of biodiesel by ICP OES and ICP-MS by Chaves, Eduardo S., dos Santos, Eder José, Araujo, Rennan G.O., Oliveira, José Vladimir, Frescura, Vera Lúcia A., Curtius, Adilson J.

“…Methods for the determination of 5 major (Ca, K, Mg, Na and P) and 14 minor elements (Al, Ba, Cd, Co, Cu, Fe, Ga, Mn, Mo, Ni, Pb, Rb, Sr and Zn) in vegetable…”
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The use of electrothermal vaporizer coupled to the inductively coupled plasma mass spectrometry for the determination of arsenic, selenium and transition metals in biological samples treated with formic acid by Tormen, Luciano, Gil, Raul A., Frescura, Vera L.A., Martinez, Luis Dante, Curtius, Adilson J.

“…[Display omitted] ► Simple sample treatment of biologic samples with formic acid is proposed. ► The treatment with formic acid is easy, rapid, less expensive…”
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Ambient Mass Spectrometric Detection of Organometallic Compounds Using Direct Analysis in Real Time by Borges, Daniel L. G, Sturgeon, Ralph E, Welz, Bernhard, Curtius, Adilson J, Mester, Zoltán

“…The present work describes the mass spectrometric detection of organometallic compounds following their atmospheric pressure ionization using a commercial…”
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Automated flow injection system for the preconcentration of bismuth and lead from acid solutions of alloys and determination by electrothermal atomic absorption spectrometry by Giacomelli, Maria B.O, Ganzarolli, Edgard M, Curtius, Adilson J

“…An automated flow injection system for the preconcentration of Bi and Pb from acid solutions of alloys is proposed. The system uses three-way solenoid valves,…”
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Single drop micro-extraction with O, O-diethyl dithiophosphate for the determination of lead by electrothermal atomic absorption spectrometry by Maltez, Heloísa França, Borges, Daniel L.G., Carasek, Eduardo, Welz, Bernhard, Curtius, Adilson J.

“…Lead was extracted as the O, O-diethyldithiophosphate (DDTP) complex from aqueous solution into a drop of CHCl 3 immersed in the solution. Unlike previously…”
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Evaluation of Brazilian and Venezuelan Crude Oil Samples by Means of the Simultaneous Determination of Ni and V as Their Total and Non-volatile Fractions Using High-Resolution Continuum Source Graphite Furnace Atomic Absorption Spectrometry by Quadros, Daiane P. C, Chaves, Eduardo S, Lepri, Fábio G, Borges, Daniel L. G, Welz, Bernhard, Becker-Ross, Helmut, Curtius, Adilson J

“…The simultaneous determination of Ni and V as their total and non-volatile fractions in crude oil samples using high-resolution continuum source graphite…”
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A simple and fast procedure for the determination of Al, Cu, Fe and Mn in biodiesel using high-resolution continuum source electrothermal atomic absorption spectrometry by Quadros, Daiane P.C., Rau, Martinho, Idrees, Muhammad, Chaves, Eduardo S., Curtius, Adilson J., Borges, Daniel L.G.

“…A procedure for the determination of Al, Cu, Fe and Mn in biodiesel samples by high resolution continuum source electrothermal atomic absorption spectrometry…”
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Determination of trace elements in biological samples treated with formic acid by inductively coupled plasma mass spectrometry using a microconcentric nebulizer by Tormen, Luciano, Gil, Raul A., Frescura, Vera L.A., Martinez, Luis Dante, Curtius, Adilson J.

“…A simple and fast method for the determination of As, Ba, Cd, Co, Cu, Fe, Ga, Mn, Mo, Ni, Pb, Rb, Se, Sr, Tl, U, V and Zn in biological samples by inductively…”
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Determination of mercury in biological samples by cold vapor atomic absorption spectrometry following cloud point extraction with salt-induced phase separation by Dittert, Ingrid M., Maranhão, Tatiane A., Borges, Daniel L.G., Vieira, Mariana A., Welz, Bernhard, Curtius, Adilson J.

“…Method development for the pre-concentration of mercury in human hair, dogfish liver and dogfish muscle samples using cloud-point extraction and cold vapor…”
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Determination of silver in geological samples using high-resolution continuum source electrothermal atomic absorption spectrometry and direct solid sampling by Dittert, Ingrid M, Borges, Daniel L. G, Welz, Bernhard, Curtius, Adilson J, Becker-Ross, Helmut

“…This work describes the determination of silver in soil, sediment, rock and ore reference materials using direct solid sampling (SS) and high-resolution…”
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Analytical evaluation of nebulizers for the introduction of acetic acid extracts aiming at the determination of trace elements by inductively coupled plasma mass spectrometry by de Gois, Jefferson S., Maranhão, Tatiane de A., Oliveira, Fernando J.S., Frescura, Vera L.A., Curtius, Adilson J., Borges, Daniel L.G.

“…Most of the official procedures aiming at classification of solid waste toxicity take into account metal solubility and bioavailability by means of extraction…”
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Method development for the determination of cadmium, copper, lead, selenium and thallium in sediments by slurry sampling electrothermal vaporization inductively coupled plasma mass spectrometry and isotopic dilution calibration by Dias, Lúcia Felicidade, Miranda, Gilson R., Saint'Pierre, Tatiana D., Maia, Sandra M., Frescura, Vera L.A., Curtius, Adilson J.

“…A procedure for the determination of Cd, Cu, Pb, Se and Tl by slurry sampling electrothermal vaporization inductively coupled plasma mass spectrometry…”
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