Výsledky vyhledávání - "Mayara Cristina Leal do Nascimento"

Optimized preconcentration method using magnetic dispersive solid-phase microextraction with GO–γFe2O3 nanoparticles for the determination of Se in fish samples by FIA-HG-AAS

Autor: Aderval S. Luna, Mayara Cristina Leal do Nascimento, Danilo de Castro da Silva, Deborah V. Cesar, Fernanda Nunes Ferreira, Jefferson Santos de Gois, Ana Paula Benevides

Publikováno v: Journal of Analytical Atomic Spectrometry. 36:900-908

This work describes the development of an analytical method for the preconcentration of Se in digested fish samples using magnetic nanoparticles of graphene oxide GO–γFe2O3 with detection by hydride generation atomic absorption spectrometry and fl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::da6aca2e82aa65e999e12d9163fcb410
https://doi.org/10.1039/d1ja00091h

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Application of a lab-made ternary Fe-Cr-Al coil vaporizer coupled to ICP OES for boron determination in powdered food after the sample preparation in alkaline media

Autor: Paulo Sergio de Oliveira Cezario, Mayara Cristina Leal do Nascimento, Aderval S. Luna, Jefferson Santos de Gois

Publikováno v: Microchemical Journal. 157:104875

This work presents the development of a method for boron determination in food using a lab-made ternary Fe-Cr-Al coil vaporizer (composed of a glass chamber, a Fe-Cr-Al coil, and a power supply) after the sample dissolution in tetramethylammonium hyd

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d17d3b7c61d83e2fae0ea4127666ff54
https://doi.org/10.1016/j.microc.2020.104875

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