Cerex specializes in the manufacture of FTIR and UVDOAS multi gas analyzers for Continuous Emission Monitoring, Process Monitoring, Ambient Air Quality Monitoring, Indoor Air Quality Monitoring, Leak Detection and Hazmat First Response. Cerex uses solid spectroscopy techniques to simultaneously monitor multiple gases in real time. Our devices are highly sensitive, precise, and reliable in rough field conditions. Cerex has an extensive client base including government agencies, major oil refineries, major chemical manufacturers, and international environmental consultants.