| Employment of polyurethane foam for the adsorption of Methylene Blue in aqueous medium EE Baldez, NF Robaina, RJ Cassella Journal of Hazardous Materials 159 (2-3), 580-586, 2008 | 149 | 2008 |
| Synthesis and application of a functionalized resin for flow injection/F AAS copper determination in waters RJ Cassella, OIB Magalhães, MT Couto, ELS Lima, MAFS Neves, ... Talanta 67 (1), 121-128, 2005 | 143 | 2005 |
| Multivariate optimization of a liquid–liquid extraction of the EPA-PAHs from natural contaminated waters prior to determination by liquid chromatography with fluorescence detection DM Brum, RJ Cassella, ADP Netto Talanta 74 (5), 1392-1399, 2008 | 101 | 2008 |
| Multivariate technique for optimization of digestion procedure by focussed microwave system for determination of Mn, Zn and Fe in food samples using FAAS RE Santelli, M de Almeida Bezerra, OD de SantAna, RJ Cassella, ... Talanta 68 (4), 1083-1088, 2006 | 101 | 2006 |
| Extraction induced by emulsion breaking: a novel strategy for the trace metals determination in diesel oil samples by electrothermal atomic absorption spectrometry RJ Cassella, DM Brum, CER de Paula, CF Lima Journal of Analytical Atomic Spectrometry 25 (11), 1704-1711, 2010 | 91 | 2010 |
| 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 LGT Dos Reis, NF Robaina, WF Pacheco, RJ Cassella Chemical engineering journal 171 (2), 532-540, 2011 | 89 | 2011 |
| Polyurethane foam as a sorbent for continuous flow analysis: Preconcentration and spectrophotometric determination of zinc in biological materials DS de Jesus, RJ Cassella, SLC Ferreira, ACS Costa, MS de Carvalho, ... Analytica Chimica Acta 366 (1-3), 263-269, 1998 | 76 | 1998 |
| Flow injection determination of cobalt after its sorption onto polyurethane foam loaded with 2-(2-thiazolylazo)-p-cresol (TAC) RJ Cassella, VA Salim, LS Jesuı́no, RE Santelli, SLC Ferreira, ... Talanta 54 (1), 61-67, 2001 | 75 | 2001 |
| On-line preconcentration system for flame atomic absorption spectrometry using unloaded polyurethane foam: determination of zinc in waters and biological materials RJ Cassella, DT Bitencourt, AG Branco, SÚLC Ferreira, DS de Jesus, ... Journal of Analytical Atomic Spectrometry 14 (11), 1749-1753, 1999 | 75 | 1999 |
| Application of the extraction induced by emulsion breaking for the determination of chromium and manganese in edible oils by electrothermal atomic absorption spectrometry NF Robaina, DM Brum, RJ Cassella Talanta 99, 104-112, 2012 | 74 | 2012 |
| Multivariate optimization of the determination of zinc in diesel oil employing a novel extraction strategy based on emulsion breaking RJ Cassella, DM Brum, CF Lima, LFS Caldas, CER De Paula Analytica chimica acta 690 (1), 79-85, 2011 | 67 | 2011 |
| 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 FM Pereira, RC Zimpeck, DM Brum, RJ Cassella Talanta 117, 32-38, 2013 | 65 | 2013 |
| An on-line solid phase extraction system using polyurethane foam for the spectrophotometric determination of nickel in silicates and alloys SLC Ferreira, DS de Jesus, RJ Cassella, ACS Costa, MS de Carvalho, ... Analytica chimica acta 378 (1-3), 287-292, 1999 | 64 | 1999 |
| Extraction induced by emulsion breaking for metals determination in diesel oil by ICP-MS RJ Cassella, DM Brum, NF Robaina, AA Rocha, CF Lima Journal of Analytical Atomic Spectrometry 27 (2), 364-370, 2012 | 62 | 2012 |
| Direct determination of lead in produced waters from petroleum exploration by electrothermal atomic absorption spectrometry X-ray fluorescence using Ir–W permanent modifier … EP Oliveira, RE Santelli, RJ Cassella Analytica Chimica Acta 545 (1), 85-91, 2005 | 62 | 2005 |
| 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 … FM Pereira, DM Brum, FG Lepri, RJ Cassella Microchemical Journal 117, 172-177, 2014 | 61 | 2014 |
| Determination of Cu, Fe, Mn and Zn by flame atomic absorption spectrometry in multivitamin/multimineral dosage forms or tablets after an acidic extraction S Soriano, ADP Netto, RJ Cassella Journal of pharmaceutical and biomedical analysis 43 (1), 304-310, 2007 | 61 | 2007 |
| Determination of arsenic in petroleum refinery streams by electrothermal atomic absorption spectrometry after multivariate optimization based on Doehlert design RJ Cassella, OD de Sant'Ana, RE Santelli Spectrochimica Acta Part B: Atomic Spectroscopy 57 (12), 1967-1978, 2002 | 56 | 2002 |
| Extraction induced by emulsion breaking for determination of Ba, Ca, Mg and Na in crude oil by inductively coupled plasma optical emission spectrometry AM Trevelin, RES Marotto, EVR de Castro, GP Brandao, RJ Cassella, ... Microchemical Journal 124, 338-343, 2016 | 54 | 2016 |
| Development of a method for total Hg determination in oil samples by cold vapor atomic absorption spectrometry after its extraction induced by emulsion breaking PO Vicentino, DM Brum, RJ Cassella Talanta 132, 733-738, 2015 | 54 | 2015 |
