Calgaz is the recognized global leader for calibration gas mixtures and related equipment.

Their production methods and dedication to quality, combined with unparalleled service and support, have defined Calgaz as the standard for calibration.

Wherever you are, whatever your application, you know you can rely on Calgaz. Calgaz calibration gases in non-refillable cylinders are manufactured in Cambridge, Maryland, USA.

Calgaz is a wholly owned subsidiary of Air Liquide, the world's largest industrial gas company, operating in more than sixty countries.