S
Sulene Alves Araújo
Researcher at Southwest Bahia State University
Publications - 7
Citations - 98
Sulene Alves Araújo is an academic researcher from Southwest Bahia State University. The author has contributed to research in topics: Certified reference materials & Tetramethylammonium hydroxide. The author has an hindex of 3, co-authored 7 publications receiving 38 citations.
Papers
More filters
Journal ArticleDOI
Application of mixture design in analytical chemistry
Marcos A. Bezerra,Valfredo Azevedo Lemos,Cleber Galvão Novaes,Raildo Mota de Jesus,Hélio Rocha Souza Filho,Sulene Alves Araújo,Juscelia Pereira dos Santos Alves +6 more
TL;DR: Examples of applications showing the potential of these chemometric tools and a combination of mixture variables with process variables is presented as an alternative for the simultaneous optimization of these types of variables.
Journal ArticleDOI
Automation of continuous flow analysis systems – a review
Marcos A. Bezerra,Valfredo Azevedo Lemos,Djalma Menezes de Oliveira,Cleber Galvão Novaes,Jeferson Alves Barreto,Juscelia Pereira dos Santos Alves,Uillian Mozart Ferreira da Mata Cerqueira,Queila Oliveira dos Santos,Sulene Alves Araújo +8 more
TL;DR: The characteristics and working principles of the devices necessary for automation of the steps of the system are presented and the future trends in the field of automation in flow analysis systems will also be discussed.
Journal ArticleDOI
Multivariate optimization of a dispersive liquid-liquid microextraction method for determination of copper and manganese in coconut water by FAAS.
Joabes Santos Trindade,Valfredo Azevedo Lemos,Valfredo Azevedo Lemos,Uillian Mozart Ferreira da Mata Cerqueira,Cleber Galvão Novaes,Sulene Alves Araújo,Marcos A. Bezerra,Marcos A. Bezerra +7 more
TL;DR: In this article, multivariate methodologies were applied in the optimization of a dispersive liquid-liquid microextraction (DLLME) method, aiming at the determination of Cu and Mn in coconut water samples by flame atomic absorption spectrometry.
Journal ArticleDOI
Development of a Method Based on Slurry Sampling for Determining Ca, Fe, and Zn in Coffee Samples by Flame Atomic Absorption Spectrometry
Ariadna Chaves Trindade,Sulene Alves Araújo,Fábio Alan Carqueija Amorim,Darci Santos Silva,Juscelia Pereira dos Santos Alves,Joabes Santos Trindade,Rosane Moura Aguiar,Marcos A. Bezerra +7 more
TL;DR: In this article, a method for the determination of calcium, iron, and zinc in powdered coffee using slurry sampling and flame atomic absorption spectrometry (FAAS) was proposed.
Journal ArticleDOI
Evaluation of metal content in tea samples commercialized in sachets using multivariate data analysis techniques
Délis Alves Souza Gomes,Juscelia Pereira dos Santos Alves,Erik Galvão Paranhos da Silva,Cleber Galvão Novaes,Darci Santos Silva,Rosane Moura Aguiar,Sulene Alves Araújo,Ana Caroline Lessa dos Santos,Marcos A. Bezerra +8 more
TL;DR: In this article, eight metals (Ca, Cu, Fe, Mg, Mn, Zn, Na and K) were determined in tea samples commercialized in sachets using flame atomic spectrometry (absorption and emission) after acid decomposition in a digestion block.