A simple determination of trace mercury concentrations in natural waters using dispersive Micro-Solid phase extraction preconcentration based on functionalized graphene nanosheets

A simple determination of trace mercury concentrations in natural waters using dispersive Micro-Solid phase extraction preconcentration based on functionalized graphene nanosheets

•Simple, quick and cheap method for ultra-trace Hg quantification in natural waters.•Preconcentration of Hg on graphene nanoparticles and their direct analysis.•Excellent analytical performances: LOD = 0.38 ng L−1 and reproducibility

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Veröffentlicht in:Microchemical journal 2020-05, Vol.154 (C), p.104549, Article 104549
Hauptverfasser: Duval, Bastien, Gredilla, Ainara, Fdez-Ortiz de Vallejuelo, Silvia, Tessier, Emmanuel, Amouroux, David, de Diego, Alberto
Format: Artikel
Sprache:eng
Schlagworte:
Analytical chemistry
Chemical Sciences
Dispersive Micro-Solid Phase Extraction (DMSPE)
Environmental Sciences
Global Changes
Graphene nanosheets
Material chemistry
Mercury
Preconcentration
Ultra-trace analysis
Water Sample
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Beschreibung
Zusammenfassung:•Simple, quick and cheap method for ultra-trace Hg quantification in natural waters.•Preconcentration of Hg on graphene nanoparticles and their direct analysis.•Excellent analytical performances: LOD = 0.38 ng L−1 and reproducibility
ISSN:0026-265X
1095-9149
DOI:10.1016/j.microc.2019.104549