Isotope Ratio Infrared Spectrometry

Isotope Ratio Infrared Spectrometry



Utilize state-of-the-art midinfrared spectroscopy with the Thermo Scientific™ Delta Ray™ Isotope Ratio Infrared Spectrometer (IRIS) that enables simultaneous determination of concentration, δ13C and δ18O of CO2 at ambient concentrations with a precision as low as 0.05%. This analyzer empowers you to make profound scientific discoveries in a wide variety of research fields like greenhouse gas monitoring, ecology and plant science, volcano monitoring, carbon storage, and


  • Verifiable and precise
  • Field deployable
  • Continuous, feature rich data 24 hours a day, 7 days a week
  • Simultaneous δ13C, δ18O and concentration of CO2
  • Smart referencing


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