To measure the 'spot concentrations' of phosgene for use with an accuro® pump - Uses include determination and measurement of concentration peaks, personal exposure in the inhalation area, detection of leaks in pipelines or gas installations, and air analysis in sewers, shafts and confined spaces.

• No interference by up to 100 ppm hydrochloric acid
• Carbonyl bromide and acetyl chloride are indicated, but with different sensitivities
• Impossible to measure phosgene in the presence of carbonyl bromide or acetyl chloride