Solvent-free mechanochemical preparation of graphene Oxide-Fe3 O4 and its application in magnetic dispersive Solid-phase extraction of illegal dyes in food samples.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of separation science"
DOI: 10.1002/jssc.202001084
Abstract: A simple, green, and efficient mechanochemical approach was developed herein to prepare tunable magnetic graphene oxide nanoparticles. The obtained nanoparticles were successfully used as adsorbents in a magnetic dispersive solid-phase extraction method to extract three… read more here.
Keywords: graphene oxide; extraction; magnetic dispersive; solid phase ... See more keywords
Development of a New Magnetic Dispersive Solid-Phase Microextraction Coupled with GC-MS for the Determination of Five Organophosphorus Pesticides from Vegetable Samples
Sign Up to like & getrecommendations! Published in 2020 at "Food Analytical Methods"
DOI: 10.1007/s12161-020-01906-0
Abstract: A magnetic dispersive solid-phase microextraction procedure (MDμ-SPE) was developed to extract organophosphorus pesticides (OPP), including ethion, chlorpyrifos, diazinon, malathion, and fenitrothion, from vegetable samples before their analysis with gas chromatography/mass spectroscopy (GC/MS). Magnetic graphene@Fe3O4@SiO2@TiO2 nanocomposites… read more here.
Keywords: magnetic dispersive; determination; organophosphorus pesticides; vegetable samples ... See more keywords
An automated magnetic dispersive micro-solid phase extraction in a fluidized reactor for the determination of fluoroquinolones in baby food samples.
Sign Up to like & getrecommendations! Published in 2018 at "Analytica chimica acta"
DOI: 10.1016/j.aca.2017.11.065
Abstract: An automated magnetic dispersive micro-solid phase extraction procedure in a fluidized reactor was developed for the determination of fluoroquinolone antimicrobial drugs (fleroxacin, norfloxacin and ofloxacin) in meat-based baby food samples. A stepwise injection system was… read more here.
Keywords: phase; magnetic dispersive; determination; micro solid ... See more keywords
Core-shell Fe3O4 polydopamine nanoparticles as sorbent for magnetic dispersive solid-phase extraction of copper from food samples.
Sign Up to like & getrecommendations! Published in 2018 at "Food chemistry"
DOI: 10.1016/j.foodchem.2018.04.134
Abstract: In the present study, core-shell Fe3O4 polydopamine nanoparticles were synthesized and used for the first time as an adsorbent for the vortex assisted magnetic dispersive solid phase extraction of copper from food samples. After elution,… read more here.
Keywords: magnetic dispersive; solid phase; food; phase extraction ... See more keywords
Magnetic dispersive solid-phase extraction using ZSM-5 zeolite/Fe2O3 composite coupled with screen-printed electrodes based electrochemical detector for determination of cadmium in urine samples.
Sign Up to like & getrecommendations! Published in 2020 at "Talanta"
DOI: 10.1016/j.talanta.2020.121394
Abstract: A novel, simple, fast, sensitive and environmentally friendly approach is presented to determine cadmium in urine samples, combining magnetic dispersive solid-phase extraction (MDSPE) for sample preparation and screen-printed carbon electrodes (SPCEs) for square-wave anodic stripping… read more here.
Keywords: extraction; magnetic dispersive; cadmium urine; cadmium ... See more keywords
Sensitive determination of mercury by magnetic dispersive solid-phase extraction combined with flow-injection-cold vapour-graphite furnace atomic absorption spectrometry
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Analytical Atomic Spectrometry"
DOI: 10.1039/d0ja00516a
Abstract: The preconcentration of Hg through MDSPE and cold vapor (CV) resulted in an excellent LOD. read more here.
Keywords: magnetic dispersive; spectrometry; mercury magnetic; determination mercury ... See more keywords