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About California Analytical Instruments


To meet the needs of the emerging air quality market, California Analytical Instruments was founded by Pete Furton in 1981. From the very beginning, CAI’s mission has been to develop innovative gas analyzer products and systems that will meet the needs of our customers for years to come. Our objective is to deliver the highest level of customer service and satisfaction in the continuous emissions monitoring industry.

Our analyzers utilize proven technologies such as Chemiluminescence, Non-Dispersive Infrared (NDIR), Flame Ionization Detection (FID), Paramagnetic, Photoacoustic Infrared Spectroscopy (PAS) and Fourier Transform Infrared (FTIR) for consistent, accurate measurement of virtually any gas.

Typical applications of CAI analytical systems include:


  • Utilities / Power Generation
  • Pharmaceutical
  • Petrochemical
  • Universities
  • Gas Manufacturers
  • CEMS Integrators / OEMS
  • Stack Testers
  • Instrument Rental Companies
  • Cement Plants
  • Steel Plants
  • Government Agencies
  • Landfill Gas / Greenhouse Gas
  • Semiconductor
  • Vehicle / Engine Manufacturers
  • Fuel and Catalytic Converter Research

With 30,000 analyzers installed in facilities in more than 100 countries, CAI is uniquely equipped to deliver optimal solutions for a variety of analytical needs, including yours. Contact us today.