based in Furulund, SWEDEN
OPSIS AQM systems measure multiple gases in real time over an open path. Using the DOAS (Differential Optical Absorption Spectroscopy) technique, the system is non-contact, with fast response. One system can be configured to monitor NO, NO2, SO2, O3, BTX, NH3, CO, CO2, HF, H2O, CH4, Hg, HCl, among other gaseous compounds. A basic system includes ...