scholarly journals Determination of Selenium in Food Samples by High-Resolution Continuum Source Atomic Absorption Spectrometry After Preconcentration on Halloysite Nanotubes Using Ultrasound-Assisted Dispersive Micro Solid-Phase Extraction

2018 ◽  
Vol 12 (1) ◽  
pp. 128-135 ◽  
Author(s):  
Magdalena Krawczyk-Coda
Keyword(s):  
High Resolution ◽  
Solid Phase Extraction ◽  
Solid Phase ◽  
Absorption Spectrometry ◽  
Halloysite Nanotubes ◽  
Food Samples ◽  
Phase Extraction ◽  
Continuum Source ◽  
Ultrasound Assisted

High resolution continuum source atomic absorption spectrometry and solid phase extraction for the simultaneous separation/preconcentration and sequential monitoring of Sb, Bi, Sn and Hg in low concentrations

2015 ◽  
Vol 30 (5) ◽  
pp. 1169-1178 ◽  
Author(s):  
M. M. López Guerrero ◽  
M. T. Siles Cordero ◽  
E. Vereda Alonso ◽  
J. M. Cano Pavón ◽  
A. García de Torres
Keyword(s):  
High Resolution ◽  
Solid Phase Extraction ◽  
Solid Phase ◽  
Absorption Spectrometry ◽  
Phase Extraction ◽  
Continuum Source ◽  
Multielement Determination ◽  
Low Concentrations ◽  
Simultaneous Separation

The multielement determination of Sb, Bi, Sn and Hg by the FI-SPE-CVG-CS-ETAAS system is rapid, sensitive, selective, automatic and green.

Sequential determination of gallium, indium, and thallium in environmental samples after preconcentration on halloysite nanotubes using ultrasound-assisted dispersive micro solid-phase extraction

2018 ◽  
Vol 42 (18) ◽  
pp. 15444-15452 ◽  
Author(s):  
Magdalena Krawczyk-Coda
Keyword(s):  
Solid Phase Extraction ◽  
Environmental Samples ◽  
Solid Phase ◽  
Halloysite Nanotubes ◽  
Phase Extraction ◽  
Sequential Determination ◽  
Preconcentration Procedure ◽  
Ultrasound Assisted

A preconcentration procedure for gallium, indium, and thallium using HNTs was developed prior to their sequential determination by HR-CS GFAAS.

Silver nanoparticles as a solid sorbent in ultrasound-assisted dispersive micro solid-phase extraction for the atomic absorption spectrometric determination of mercury in water samples

2015 ◽  
Vol 30 (11) ◽  
pp. 2353-2358 ◽  
Author(s):  
Magdalena Krawczyk ◽  
Ewa Stanisz
Keyword(s):  
Silver Nanoparticles ◽  
High Resolution ◽  
Solid Phase ◽  
Phase Extraction ◽  
Solid Sorbent ◽  
Continuum Source ◽  
Analytical Potential ◽  
Ultrasound Assisted ◽  
Atomic Absorption Spectrometric

In this study, the analytical potential of USA DMSPE with silver nanoparticles as a solid sorbent combined with high-resolution continuum source ETAAS in the determination of mercury was evaluated.

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