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nanO3 Portable Ozone Monitor

The nanO3 displays real-time ozone concentration 

with low ppb detection, and has a built-in data logger that allows for 16 GB storage and easy transfer to an external device via USB port.

Ozone detector that provides accurate, on-the-go measurements


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  • Compact, portable design built for extended field use

  • 4.25 inch color touchscreen display with a modern, user-friendly interface for simple operation and data readings

  • Sample conditioning to eliminate moisture interferences

  • Optional GPS for data logging specific ozone measurement locations

  • Internal rechargeable battery with up to 8 hours of functionality

  • Low number of wear items for improved reliability

  • Long-Lasting UV LED Light Source

  • Fast Response Time

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Key Features

The nanO3 Portable UV Ozone Monitor has the reliability and accuracy of larger models with the added benefits of small size and versatility. An intuitive and simple interface allows for out-of-the-box operation with no training or special expertise.


Using Ultraviolet Atomic Absorption at 254 nm allows for high accuracy measurements of ambient ozone levels with low ppb detection limits. The state-of-the-art UV LED light source allows for superior performance, long life, and minimal interferences compared to other technologies.


It is useful in a variety of applications, including air quality surveys, emission testing, ozone control system monitoring, or in any work environment where workers can be exposed to ozone.

Available Configurations



Rack Mount

Wall Mount



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