Custom and Specialty Gas Blends

Custom and Specialty Gas Blends mixed at our in-house laboratory - Concorde Specialty GasesConcorde Specialty Gases’ on-site laboratory uses a high precision gravimetric scale and blending system to ensure the greatest quality stability of the gas blends and mixtures.

Gas Blends Applications

 Specialty gas blends are used in a wide variety of process, manufacturing, and service applications, including industrial welding applications, food packaging, LASER installations, advanced medical procedures, environmental laboratories, and more.

In-House Gas Blends and Mixtures Laboratory

Concorde’s specialty gas blends undergo rigorous purity tests and follow the exact mixture specifications to ensure their quality. At Concorde, all specialty gas blends are done in-house in our state-of-the-art facility. We can provide industry standard and custom gas blends to suit your needs.

Gas Blends Specifications and Requirements

Blend Specifications and Requirements Chart

Blending Tolerance Range

Blending Tolerance Range

Primary Standard

  • Primary Standard is the highest resolution blend made by weight.
  • The primary mixture is certified to + 1% of each minor component when concentration is above 10 ppm.
  • Mixture of concentrations between 1 ppm to 9.9 ppm it is certified to + 2% of each minor component.
  • Mixtures of concentrations below 1 ppm it is certified to + 20% of each minor component
  • Each cylinder has a certificate of analysis complete with certified concentrations.

Certified Standard

  • Certified standard is certified to + 2% of each minor component for concentrations above 10 ppm and + 5% of each minor component for concentrations below 10 ppm.
  • The blend tolerance for a minor component maybe doubled that of a primary standard.
  • Each cylinder has a certificate of analysis complete with certified concentrations.

Custom Mixtures

  • Custom mixtures are fall under gravimetric standard in which all minor components are certified by the weight values.
  • Custom blends contain the same mixture preparation tolerance as the certified standard.
  • Each cylinder has a certificate of analysis complete with certified concentrations.

In Stock and ready o ship worldwide: SF6 Gas global provider - Concorde Specialty Gases, Inc., 36 Eaton Road, Eatontown, NJ 07724 USA

Variety of Sizes in stock and ready for shipment:

5LB, 11LB, 18LB, 20LB, 25LB, 27.5LB, 35LB, 38LB, 45LB, 50LB, 57LB, 70LB, 90LB, 115LB and 1150LB. Custom Fill available upon request.

5KG, 10KG, 12.5KG, 40KG and 50KG. Custom Fill available upon request.

ConcordeTrak SF6 Gas Management System Online - Concorde Specialty Gases, Eatontown, NJ 07724

Concorde Specialty Gases
36 Eaton Road
Eatontown, NJ 07724

Tel: 732-544-9899

We Provide:
SF6 Gas
CF4 Gas
Xenon Gas
Krypton Gas
Custom SF6 Blends

International Shipping
ISO 9001:2015 Certified

Concorde Specialty Gases Brochure

Concorde Gas Customer Pledge:


  • 100% Product Quality Warranty - Random testing by leading independent laboratories to ensure consistent product quality.
  • 100% Product Replacement Guarantee - If any Concorde Gas product fails to meet or exceed our published quality standards, we will provide a full replacement, including all shipping expenses.
  • Turnaround in One Business Day or Less - from order to shipment in the Continental US!
  • Customer Satisfaction Guarantee - We will do whatever it takes to assure that our customers are completely satisfied with Concorde’s Products and Service.
  • Recycling Programs - designed to save you money and do our part for the environment!

Our Services:


  • Cylinder Purchase, Rental, Trade-ins
  • Customer Cylinder Refills
  • Same Day Shipping
  • Drop Ship Services
  • Private Label (OEM) Programs
  • Recycling Services
  • Custom Designed Cradle to Grave Programs
  • Major Credit Cards Accepted

We accept credit cards Visa, MasterCard and American Express.

Contact Us

Concorde Specialty Gases - Specializing in SF6 Gas