non-dispersive infrared analyzer

non-dispersive infrared analyzer

Dictionary of automotive terms. 2015.

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  • infrared analyzer — An instrument used to measure unburned hydrocarbons and CO discharged from a vehicle exhaust pipe. See non dispersive infrared analyzer …   Dictionary of automotive terms

  • analyzer — A device for evaluating something. Also see engine analyzer exhaust gas analyzer exhaust gas analyzer Ndir analyzer non dispersive infrared analyzer …   Dictionary of automotive terms

  • infrared — See non dispersive infrared analyzer …   Dictionary of automotive terms

  • NDIR analyzer — A non dispersive infrared analyzer, used for analyzing concentrations of carbon monoxide and carbon dioxide in an exhaust gas sample …   Dictionary of automotive terms

  • Near-infrared spectroscopy — Near IR absorption spectrum of dichloromethane showing complicated overlapping overtones of mid IR absorption features. Near infrared spectroscopy (NIRS) is a spectroscopic method that uses the near infrared region of the electromagnetic spectrum …   Wikipedia

  • Near infrared spectroscopy — (NIRS) is a spectroscopic method utilising the near infrared region of the electromagnetic spectrum (from about 800 nm to 2500 nm). Typical applications include pharmaceutical, medical diagnostics (including blood sugar and oximetry), food and… …   Wikipedia

  • Total organic carbon — (TOC) is the amount of carbon bound in an organic compound and is often used as a non specific indicator of water quality or cleanliness of pharmaceutical manufacturing equipment. A typical analysis for TOC measures both the total carbon present… …   Wikipedia

  • Raman spectroscopy — Energy level diagram showing the states involved in Raman signal. The line thickness is roughly proportional to the signal strength from the different transitions. Raman spectroscopy (   …   Wikipedia

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