Tracer gas concentrations are often analysed by using infrared spectroscopy. Infrared gas analysers have a fast response time and are accurate. Howener, this type of instrumentation is relatively expensive and can only be used for this type
The use of detector tubes with carbon dioxide as a tracer gas.
Year:
1987
Bibliographic info:
Air Infiltration Review, Vol 8, No 3, May 1987, p6-7, 2 figs, 1 tab, 2 refs.