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Rest assured that WestAir takes great care to ensure the purity and accuracy of the gases you purchase.

Your gases have been sourced, mixed and packaged according to not only many industry standard practices, but also proprietary policies and procedures developed by WestAir over the last 60 years.

Below are some of the key certifications earned by WestAir by complying and exceeded many standard practices.

 FDS-Food-Quality_68h CA-Dept-Health-Logo_68H  CA-Bureau-Automotive-Repair_Logo_68h


ISO Certifications ISO-17025_68h

As part of WestAir's ongoing efforts to ensure the availiability of high-quality gases, WestAir recently received ISO 17025 accreditation for both the calibration of equipment used to test the gases you purchase, and also the actual accuracy of the testing performed.

Each of the accreditations show that WestAir adheres to the industry's stringent requirements for the key gas properties listed in the table below:

  • Trace Moisture Concentration
  • Percent Oxygen Concentration
  • Trace Oxygen Concentration
  • Total Hydrocarbon Concentration
  • Gas Mixture Composition
  • Carbon Dioxide Concentration
  • Gas Mixture Concentration

Please click on the images below to view the complete ISO Certificates of Accreditation.

Cert 1 image cert 2 image