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data source > instrument > instrument type > light absorption spectrometer > non-dispersive infrared spectrophotometer
data source > experiment > experiment technique > light absorption spectrometer > non-dispersive infrared spectrophotometer

PREFERRED TERM

non-dispersive infrared spectrophotometer  

DEFINITION

  • Instrument that uses a broadband lamp source and an optical filter to select a narrow band spectral region that overlaps with the absorption region of the analyte. The concentration of the analyte is determined from the intensity loss of the light in the narrow band region in presence of the analyte.

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URI

https://vocabulary.actris.nilu.no/actris_vocab/non-dispersiveinfraredspectrophotometer

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