A method for verification of analytical measurements in electrothermal atomic absorption spectrometry using a phenomenological
model for physicochemical atomization processes is discussed. The influence of the sample matrix on basic kinetic parameters
of atomization such as the analyte free-atom formation energy and the atomization rate constant has been shown. The similarity
of atomization kinetic parameters obtained by calibrating the spectrometer to those for samples under study can be used as
a verification criterion for analysis.
Key words atomic absorption spectrometry - simulation - electrothermal atomization - graphite furnace - formation energy of free atoms - kinetic parameters
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Translated from Zhurnal Prikladnoi Spektroskopii, Vol. 75, No. 3, pp. 295–298, May–June, 2008.