Atomic absorption absorption spectroscopy (
AAS) is one of the commonest instrumental methods
for analyzing for metals and some metalloids. But because of interferences, poor reproducibility, and
poor detection limits an alternative method for some elements--mostly metalloids--has been developed.
Hydride generation atomic absorption spectroscopy (HG
AAS) is available via an option for
many modern
AAS instruments. It "only" requires the hydride generation module.
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