ZnO nanoparticles alter redox metabolism of Limnoperna fortunei

Autor: Mariana Roesch-Ely, Andreia Fernandes, Richard Macedo de Oliveira, Francine Girardello, Mirian Salvador, Camila Custódio Leite, Luciana Bavaresco Andrade Touguinha, Izabel Vianna Villela, Daniel L. G. Borges, Chrys Katielli Hoinacki da Silva, João Antonio Pêgas Henriques

Publikováno v: Environmental Science and Pollution Research. 28:69416-69425

Nanoparticles such as zinc oxide nanoparticles (ZnO-NP) that are incorporated in consumer and industrial products have caused concern about their potential ecotoxicological impact when released into the environment. Bivalve mollusks are susceptible t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bd551ac1607eeeb144e5844a6ed473bb
https://doi.org/10.1007/s11356-021-15257-8

UV photochemical vapor generation of noble metals (Au, Ir, Pd, Pt and Rh): a feasibility study using inductively coupled plasma mass spectrometry and seawater as a test matrix

Autor: Richard Macedo de Oliveira, Daniel L. G. Borges

Publikováno v: Journal of Analytical Atomic Spectrometry. 33:1700-1706

The results originated from the application of a simple and straightforward photochemical reactor to generate volatile species from noble metals (Au, Ir, Pd, Pt and Rh) are presented. Seawater samples were spiked with known amounts of the analytes an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::121d935c9866fde5e966417c4ca5b0fb
https://doi.org/10.1039/c8ja00179k

Evaluation of sample preparation methods for the determination of As, Cd, Pb, and Se in rice samples by GF AAS

Autor: Mariana Antunes Vieira, Ana Clara Nascimento Antunes, Richard Macedo de Oliveira, Aline Lisbôa Medina, Anderson Schwingel Ribeiro

Publikováno v: Microchemical Journal. 124:402-409

This study presents a comparative evaluation of three different methods for sample preparation in rice for As, Cd, Pb, and Se determination by graphite furnace atomic absorption spectrometry (GF AAS). Raw and cooked white rice, parboiled rice, and br

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b5be6ca1eabdf262900cae7464d2ac43
https://doi.org/10.1016/j.microc.2015.09.018

New Design of Mini PTFE Vessels for Sample Preparation in Micro Scale: Determination of Cd, K, Mg and Na in Biological Sample

Autor: Mariana Antunes Vieira, Anderson Schwingel Ribeiro, Aline Lisbôa Medina, Camila Corrêa Pereira, Adriane Medeiros Nunes, Camila Mizette Oliz, Alexander Ossanes de Souza, Richard Macedo de Oliveira

Publikováno v: Journal of the Brazilian Chemical Society v.28 n.10 2017
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Journal of the Brazilian Chemical Society, Volume: 28, Issue: 10, Pages: 1953-1959, Published: OCT 2017

This paper presents a study involving the development of a new mini polytetrafluoroethylene (PTFE) vessel project for biological sample preparation in micro scale in closed system with microwave radiation for subsequent determination of Cd, K, Mg and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::082950d09edb66789af89ed495a87eb7
https://doi.org/10.21577/0103-5053.20170037

Sample preparation methods for determination of Cd, Pb and Sn in meat samples by GFAAS: use of acid digestion associated with a cold finger apparatus versus solubilization methods

Autor: Mariana Antunes Vieira, Anderson Schwingel Ribeiro, Richard Macedo de Oliveira, Eliézer Quadro Oreste, Adriane Medeiros Nunes

Publikováno v: Analytical Methods. 5:1590

The aim of this study was to present three sample preparation methods for the determination of Cd, Pb and Sn in meat by Graphite Furnace Atomic Absorption Spectrometry (GFAAS): acid digestion, solubilization with tetramethylammonium hydroxide and for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dc2547a2a62bd4e8306d4cd2b1160461
https://doi.org/10.1039/c3ay26454h