Search Results - "Cerqueira, Uillian Mozart Ferreira da Mata"

Extraction Induced by Emulsion Breaking for Ca, Fe, Mg, and Zn Determination in Edible Oils Using High-Resolution Continuous Source Flame Atomic Absorption Spectrometry by da Mata Cerqueira, Uillian Mozart Ferreira, Valasques, Gisseli Souza, de Souza, Cheilane Tavares, Araújo, Sulene Alves, Bezerra, Marcos Almeida, Novaes, Cleber Galvão

“…  In the present work, a method was developed for the determination of Ca, Fe, Mg, and Zn in edible oil samples using ultrasound-assisted emulsification…”
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Simultaneous optimization of multiple responses and its application in Analytical Chemistry – A review by Bezerra, Marcos Almeida, Ferreira, Sérgio Luis Costa, Novaes, Cleber Galvão, dos Santos, Ana Maria Pinto, Valasques, Gisseli Souza, da Mata Cerqueira, Uillian Mozart Ferreira, dos Santos Alves, Juscelia Pereira

“…This manuscript covers the application of the main techniques for simultaneous optimization of multiple responses generated by the application of multivariate…”
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Multivariate optimization of a goat meat alkaline solubilization procedure using tetramethylammonium hydroxide for metals determination using FAAS by Santos Alves, Juscelia Pereira, da Mata Cerqueira, Uillian Mozart Ferreira, Novaes, Cleber Galvão, dos Santos, Walter Nei Lopes, Araújo, Sulene Alves, Bezerra, Marcos Almeida

“…•Fast analytical method for metals determination in meat goat samples.•Multivariate optimization techniques applied in the optimization.•Tetramethylammonium…”
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Extraction induced by emulsion breaking for As, Se and Hg determination in crude palm oil by vapor generation-AFS by Souza Valasques, Gisseli, Maria Pinto dos Santos, Ana, Levi França da Silva, Daniel, Mozart Ferreira da Mata Cerqueira, Uillian, Luis Costa Ferreira, Sérgio, Nei Lopes dos Santos, Walter, Almeida Bezerra, Marcos

“…•As, Se and Hg were determined using AFS after extraction induced by emulsion breaking.•Multivariate optimization was employed to optimize the extraction…”
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An alkaline dissolution-based method using tetramethylammonium hydroxide for metals determination in cow milk samples by dos Santos Alves, Juscelia Pereira, da Mata Cerqueira, Uillian Mozart Ferreira, Novaes, Cleber Galvão, Barreto, Jeferson Alves, dos Santos Trindade, Joabes, Araújo, Sulene Alves, Bezerra, Marcos Almeida

“…•An efficient analytical method was developed by multivariate optimization;•Tetramethylammonium hydroxide was used to milk samples treatment;•Sample…”
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Automation of continuous flow analysis systems – a review by Bezerra, Marcos Almeida, Lemos, Valfredo Azevedo, de Oliveira, Djalma Menezes, Novaes, Cleber Galvão, Barreto, Jeferson Alves, Alves, Juscelia Pereira Santos, Cerqueira, Uillian Mozart Ferreira da Mata, Santos, Queila Oliveira dos, Araújo, Sulene Alves

“…•Techniques for automation of continuous flow analysis systems.•Devices description highlighting their characteristics and applications.•Critical discussion of…”
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Recent developments in the application of cloud point extraction as procedure for speciation of trace elements by Bezerra, Marcos Almeida, Ferreira da Mata Cerqueira, Uillian Mozart, Ferreira, Sérgio Luís Costa, Novaes, Cleber Galvão, Novais, Franciele Castro, Valasques, Gisseli Souza, Novaes da Silva, Bruno

“…This review addresses the use of cloud point extraction as a separation and pre-concentration method aiming at the speciation of metals and metalloids by…”
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Applications of emulsified systems in elemental analysis by spectroanalytical techniques by Valasques, Gisseli Souza, dos Santos, Ana Maria Pinto, Teixeira, Leonardo Sena Gomes, da Mata Cerqueira, Uillian Mozart Ferreira, de Souza, Valdinei Santos, Bezerra, Marcos Almeida

“…Emulsified systems are characterized by an immiscible liquid dispersed in another liquid in the form of droplets. These systems can be classified according to…”
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Analytical strategies for spectrometric determination of vanadium in samples of interest in the petroleum industry by de Souza, Valdinei Santos, Sena Gomes Teixeira, Leonardo, Sthefane, Joaly, Lima, Santos Oliveira, Ferreira da Mata Cerqueira, Uillian Mozart, Cordeiro de Oliveira, Olívia Maria, Queiroz, Antonio Fernando de Souza, Almeida Bezerra, Marcos

“…Vanadium is a trace metal that is found in crude oil and its derivatives, in water from oil production, and in rocks. Methods to determine the amount of…”
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