Analysis & Research

Pure laboratory gases

Analysis from % to ppb*, specific applications, bottle or liquid supply, ALPHAGAZ™ offers a wide range of versatile and easy-to-use products.

ALPHAGAZ™ is available in 2 levels of product specifications, ALPHAGAZ™ 1 and ALPHAGAZ™ 2, designed to meet all of your laboratory needs.

ALPHAGAZ™ 1 : For your analysis from % to ppm*

ALPHAGAZ™ 1 pure gases exceed the purity recommendations of most analytical instrument manufacturers, making them an obvious choice for the vast majority of laboratory uses.

Thanks to the guarantees provided on the levels of critical impurities, ALPHAGAZ™ 1 products are ideal for most analytical and in-process control applications.

Overall purity: 99.999% (N50)

Guaranteed impurities:




< 3 ppm


< 2 ppm


< 0,5 ppm

*ppm = part. per million      1 % = 10 000 ppm

Our range of gases, equipment and services

ALPHAGAZ equipment has been specifically designed for the use of ALPHAGAZ gases.

Each equipment is chosen by our experts according to the nature of the gas and its level of purity to maintain the specifications of the ALPHAGAZ™ gas until the point of use.

We offer a wide range of implementation equipment:

  • Semi-automatic inverter modules and control units
  • Hoses for bottles and frames
  • Regulators
  • Line ends with integrated second trigger
  • Purge tees
  • Fittings
  • Residual pressure sensor with warning system

Bottled products are equipped with our innovative SMARTOP™ valve for more safety and better comfort of use:

  • Opening and closing in a single gesture thanks to the On/Off lever
  • Visualization of the residual volume of gas in the bottle thanks to the integrated pressure gauge
FDS - couverture blanc - Air Liquide

Security documents

Material safety data sheets (MSDS)

Find the ALPHAGAZ™ 1 reference document you need.

Gaz, équipements, catalogues - Air Liquide


Discover our brochure of pure gases, special gases, mixtures and equipment

Mixture Guide Gaz - Air Liquide

Mixture guide

NEW Mixture Guide : Your mix in 3 clicks

Find your gas mixture by application, by standard or by analysis device.

Modes of supply

Whatever your consumption, we supply our gases through the most suitable channel to ensure quality, consistency and ease of use.

ALPHAGAZ™ products are supplied in bottles (3 sizes), in frames or in liquid form according to your needs and your consumption profile.

Do you have any questions about ALPHAGAZ™ 1?

Please complete our contact form below and we will get back to you as soon as possible.