Teledyne API produces a wide range of instruments for the measurement of Nitrogen compounds, including those that measure 'True NO2'.  

All T Series instruments offer two front-panel USB ports, an advanced touch screen full color display, customizable user interface with predictive maintenance alerts, one-touch real-time graphing, and multiple language support. All of our instruments are designed meet the rigorous demands of ambient air quality, stack, or industrial process gas monitoring.

T Series Brochure​

 Nitrogen Compound Instruments