Articles with "absorption spectrometry" as a keyword



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High-resolution continuum source atomic absorption spectrometry: a review of current applications

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Published in 2020 at "Russian Chemical Bulletin"

DOI: 10.1007/s11172-020-2718-6

Abstract: Atomic absorption spectrometry (AAS) is one of the most widely used and available methods for analysis of substances and materials. It allows one to determine about 70 elements from the periodic table and is characterized… read more here.

Keywords: source; absorption spectrometry; continuum source; atomic absorption ... See more keywords
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Separation/preconcentration of trace Pb(II) and Cd(II) with 2-mercaptobenzothiazole impregnated Amberlite XAD-1180 resin and their determination by flame atomic absorption spectrometry

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Published in 2017 at "Arabian Journal of Chemistry"

DOI: 10.1016/j.arabjc.2013.04.017

Abstract: Abstract A new chelating resin, 2-mercaptobenzothiazole loaded Amberlite XAD-1180 was prepared and used for separation and preconcentration of Cd(II) and Pb(II) ions prior to their determinations by flame atomic absorption spectrometry. The optimum pH for… read more here.

Keywords: xad 1180; amberlite xad; absorption spectrometry; separation preconcentration ... See more keywords
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A new approach to mineralization of flaxseed (Linum usitatissimum L.) for trace element analysis by flame atomic absorption spectrometry.

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Published in 2017 at "Food chemistry"

DOI: 10.1016/j.foodchem.2016.12.096

Abstract: A new approach to the analysis of Cu, Fe, Mn and Zn in flaxseed was developed based on infrared-assisted acid digestion. Quantitation by flame atomic absorption spectrometry yields results in agreement with those arising from… read more here.

Keywords: absorption spectrometry; analysis; flame atomic; new approach ... See more keywords
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Direct determination of Pb in raw milk by graphite furnace atomic absorption spectrometry (GF AAS) with electrothermal atomization sampling from slurries.

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Published in 2017 at "Food Chemistry"

DOI: 10.1016/j.foodchem.2017.02.143

Abstract: Abstract Milk is an important food in the human diet due to its physico-chemical composition; therefore, it is necessary to monitor contamination by toxic metals such as Pb. Milk sample slurries were prepared using Triton… read more here.

Keywords: milk; methodology; absorption spectrometry; graphite furnace ... See more keywords
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Assessing metal contaminants in milled maize products available on the Ghanaian market with Atomic Absorption Spectrometry and Instrumental Neutron Activation Analyser techniques

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Published in 2020 at "Food Control"

DOI: 10.1016/j.foodcont.2019.106912

Abstract: Abstract The study is undertaken as a quality assurance exercise, to investigate the quality of milling plates available on the market by evaluating the metals released from them into food products in contact with them… read more here.

Keywords: absorption spectrometry; instrumental neutron; neutron activation; spectrometry instrumental ... See more keywords

Flow injection analysis-flame atomic absorption spectrometry system for indirect determination of sulfite after on-line reduction of solid-phase manganese (IV) dioxide reactor.

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Published in 2018 at "Talanta"

DOI: 10.1016/j.talanta.2017.10.012

Abstract: A new and simple flow injection method followed by atomic absorption spectrometry was developed for indirect determination of sulfite. The proposed method is based on the oxidation of sulfite to sulphate ion using solid-phase manganese… read more here.

Keywords: absorption; absorption spectrometry; injection; atomic absorption ... See more keywords
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Determination of silver nanoparticles by atomic absorption spectrometry after dispersive suspended microextraction followed by oxidative dissolution back-extraction.

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Published in 2019 at "Talanta"

DOI: 10.1016/j.talanta.2018.12.053

Abstract: This study presents a liquid phase microextraction method for the quantification of silver nanoparticles (AgNPs) in environmental samples by means of directly suspended microextraction and atomic absorption spectrometry. The method is based on the dispersion… read more here.

Keywords: silver nanoparticles; absorption spectrometry; atomic absorption; microextraction ... See more keywords
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Atomic Absorption Spectrometry Methods to Access the Metal Solubility of Aerosols in Artificial Lung Fluid

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Published in 2020 at "Applied Spectroscopy"

DOI: 10.1177/0003702820906422

Abstract: Recent studies to quantify the health risks that fine particulate matter with an aerodynamic less than 2.5 µm (PM2.5) pose use in vitro approaches. One of these approaches is to incubate PM2.5 in artificial lysosomal fluid… read more here.

Keywords: absorption spectrometry; fluid; lung fluid; spectroscopy ... See more keywords
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Accurate Determination of Trace Cadmium in Soil Samples with Graphite Furnace Atomic Absorption Spectrometry Using Metal–Organic Frameworks as Matrix Modifiers

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Published in 2022 at "Applied Spectroscopy"

DOI: 10.1177/00037028221141709

Abstract: Cadmium (Cd) is a highly toxic heavy metal that is widely distributed in soils at low concentrations. Its volatilization loss occurs at an ashing temperature higher than 350 °C. Accordingly, the accurate determination of its… read more here.

Keywords: atomic absorption; graphite furnace; spectroscopy; accurate determination ... See more keywords
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Comparison Studies on Several Ligands Used in Determination of Cd(II) in Rice by Flame Atomic Absorption Spectrometry after Ultrasound-Assisted Dispersive Liquid–Liquid Microextraction

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27030590

Abstract: Ligands plays an important role in the extraction procedures for the determination of cadmium in rice samples by using flame atomic absorption spectrometry (FAAS). In the present study, comparative evaluation of 10 commercially available ligands… read more here.

Keywords: atomic absorption; liquid; rice; determination ... See more keywords
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Rapid, Simultaneous, and Automatic Determination of Lead and Cadmium in Cereals with a New High Performance Composite Hollow Cathode Lamp Coupled to Graphite Furnace Atomic Absorption Spectrometry

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27238571

Abstract: A simple, rapid, sensitive, accurate, and automatic graphite furnace atomic absorption spectrometry (GFAAS) method for detecting Cd and Pb in cereals is presented. This method enables the simultaneous determination of Cd and Pb in cereals… read more here.

Keywords: atomic absorption; graphite furnace; furnace atomic; determination ... See more keywords