An accurate analyser that uses the proven UV-fluorescence principle to provide accurate and dependable measurements of low-level Sulphur Dioxide (SO₂) gas

A robust ozone analyser with a high level of precision and accuracy

A compact ozone analyser which uses a proven UV absorption principle

An ultra-sensitive NOx analyser developed specifically to address the challenges of low level monitoring as required, for example, in the US NCore network

An analyser for reliable and repeatable NO, NO₂, and NOx measurements for extractive type CEM systems

An analyser that combines the chemiluminescence principle with innovative features to provide reliable and repeatable NO, NO₂, and NOx measurements for extractive type CEM systems

An accurate analyser that uses the proven chemiluminescence detection principle for dependable measurements of NO, NO₂ and NOx gases

The instrument utilises a patented CAPS technique to provide an extremely sensitive, fast and accurate NO₂ measurement in a cost effective and low maintenance instrument package.

An photolytic analyser that provides measurements of NO, NOx and NO₂

An ultra sensitive analyser for trace level measurements of NO and NO₂ combining Model T200U NOx analyser with a patented photolytic converter

A combination of a specially configured chemiluminescence analyser with an external thermal converter to give stable and repeatable NH₃ measurements at very low levels

An analyser that uses the proven UV fluorescence principle to measure hydrogen sulphide at levels commonly required for ambient air monitoring