In order to ensure accuracy with your breath alcohol testers, periodic accuracy checks and calibration adjustments need to be performed using a NIST traceable ethanol gas standard or wet bath standard approved for use by the National Highway Traffic Safety Administration (NHTSA). CMI offers a great selection of ethanol calibration gas in steel and aluminum cylinders, as well as reusable regulators for calibration gas cylinders to meet your calibration needs.

Why Buy Calibration Gas from CMI?

Buying calibration gas from CMI will help you to ensure the most accurate and reliable performance from your devices. When you buy calibration gas from CMI, you can be assured of a NHTSA approved, quality product, along with CMI’s outstanding customer service, in-stock selection, and delivery when you need it.