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.

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

An analyser to measure low ranges of carbon monoxide (CO)