12 September 2017
In need of calibration gas, span gases or test gases? SEMA Gases is your new partner in providing you with high-quality test gasses and accessories.

SEMA Gases is part of GMS Instruments B.V. and is fully specialised in everything related to gas detection. SEMA Gases is a brand of span gases in disposable cylinder cans started from the desire to create a brand which is applicable for all brands of gas detection equipment. SEMA Gases are useful for calibration of portable gas detection instruments and calibration of fixed gas detection systems. SEMA Gases produces single gases (flammable gases, oxygen, toxic gases) and gas mixtures (2, 3, 4 or 5 gas mixtures) in various cylinder sizes 10 ltr, 34 ltr, 58 ltr or 110 ltr. SEMA Gases also supplies the corresponding flow regulator valves with different flow rates and thread connections. Manual type flow regulators are used for diffusion type gas detecting instruments which do not have a pump or with a hand pump. Demand flow regulating valves are used for gas detection instruments with an internal (or external) pump. SEMA Gases also supplies accessories like gas sampling bags, sampling hoses, calibration adapters and carrying cases.

For more information about SEMA Gases visit the website here