An 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

Author(s):  
Mayara Cristina L. do Nascimento ◽  
Fernanda Nunes Ferreira ◽  
Ana Paula Benevides ◽  
Danilo de Castro da Silva ◽  
Deborah Vargas Cesar ◽  
...  

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...

2019 ◽  
Vol 1591 ◽  
pp. 55-61 ◽  
Author(s):  
Óscar Castro ◽  
Laura Trabalón ◽  
Beat Schilling ◽  
Francesc Borrull ◽  
Eva Pocurull

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