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Calibration Gases
At CTI, customers can find various calibration gas kits for their new fixed or portable gas detection systems. Our inventory includes numerous certified calibration gases in multiple concentrations so every CTI customer can get the optimal calibration kit for their facility and system.
Whether you need a 34-liter, 1,000 ppm hydrogen gas cylinder or a 17-liter, 25 ppm ammonia gas, CTI can help. We also offer carbon dioxide calibration gas cylinders in 34 or 17-liter sizes and up to 50,000 ppm concentration. Contact CTI for more gases and concentrations, and we also manufacture custom configurations upon request.
All of CTI’s calibration gases are NIST-certified and come with a Safety Data Sheet in the shipment. Unsure what to get? Explore our expert recommendations to find the right calibration gas kit for your high-quality gas detector.
We are experienced at shipping calibration gases nationally and internationally and can deliver your order to you in a quick, easy, and timely manner.

