atomic absorption spectroscopy


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atomic absorption spectroscopy

[ə¦tä·mik əb¦sörp·shən ‚spek′träs·kə·pē]
(spectroscopy)
An instrumental technique for detecting concentrations of atoms to parts per million by measuring the amount of light absorbed by atoms or ions vaporized in a flame or an electrical furnace.
References in periodicals archive ?
Tehniques used in Trace elements analysis of urinary calculi by atomic absorption spectroscopy.
Atomic Absorption Spectroscopy is a simple and rapid technique for quantitative and qualitative isolation of metals from soil rock and water even from vegetable material too (Rosselliet al.
2+], did not show any interference in mercury analysis by cold vapour atomic absorption spectroscopy, while [Cr.
For more accurate quantitative measurement, the researchers adopted a second procedure: They separated the lime from the aggregate by acid extraction, and they determined the calcium level by atomic absorption spectroscopy or ion exchange chromatography, and used this data to calculate the lime content.
The chemical analysis of the powder were carried out by X-ray diffraction (XRD), fourier transform infrared spectroscopy, scaning electron microscopy (SEM), atomic absorption spectroscopy (AAS) and chemical analysis.
The quantitative analysis of glass by atomic absorption spectroscopy, Forensic Science (1976) 8:217-227.
Microwave-digested samples were analyzed for selenium by electrothermal atomic absorption spectroscopy (ET-AAS; Perkin-Elmer 5100 PC Atomic Absorption Spectrometer; method of standard additions) at the Ecochemistry Laboratory, Applied Ecology Research Group, University of Canberra, Australia (4).
The amount of lead released was measured by flame atomic absorption spectroscopy.
Atomic absorption spectroscopy and flame photometry are invaluable for testing wine for minor elements; including copper, calcium, silver, potassium, sodium and magnesium.
Blood lead levels were determined using graphite furnace atomic absorption spectroscopy at the Wisconsin State Laboratory of Hygiene (WSLH; Madison, WI).
Also described are software and data stations, spectroscopy systems and systems for environmental analysis, including atomic absorption spectroscopy, total organic carbon and total nitrogen analysis systems, TOC/TN on-line analyzers and environmental systems.
CCA-treated chips, OA-extracted chips, and remediated chips were analyzed for copper, chromium, and arsenic content by atomic absorption spectroscopy according to AWPA Al1-93 [2] (Table 1) and results were reported as oxide for each metal.