Concept information
PREFERRED TERM
amalgamation cold vapour atomic fluorescence spectrometer
DEFINITION
- Instrument detrmining the concentration og gaseous mercury in an air sample by exciting the mercury atoms with a collimated beam of UV light at 253.7 nm wavelength, and registering the undirected reemission. The mercury is pre-concentrated by amalgamation onto a gold absorber.
BROADER CONCEPT
CONTRIBUTOR
URI
https://vocabulary.actris.nilu.no/actris_vocab/amalgamationcoldvapouratomicfluorescencespectrometer
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