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EPA Protocols are available as binary mixtures or multi-component mixtures.  All MATHESON EPA Protocol Mixtures are certified using EPA Protocol G1 Procedure, no dilution. If you require an EPA Protocol concentration beyond direct analysis limits traceability to NIST SRM, MATHESON has quantitative capability to provide EPA Protocol G2 mixtures, using dilution. Please contact us.

If you want to learn more, please visit our website TYHJ.

EPA Protocol Mixtures are available containing:  carbon dioxide, carbon monoxide, hydrogen sulfide, methane, nitric oxide, nitrogen dioxide, oxygen, propane, sulfur dioxide in either air or nitrogen in various concentrations. 

Cal-MAT Daily Standards mixtures are designed to meet your daily calibration needs when an EPA Protocol mix is not required.

Cal-MAT Daily Standards are available containing: ammonia, carbon dioxide, carbon monoxide, hydrogen chloride, hydrogen sulfide, methane, nitric oxide, nitrogen dioxide, oxygen, propane, sulfur dioxide in air or nitrogen in various concentrations. 

MATHESON offers two grades of Cal-MAT Daily Standards.  Cal-MAT 1 mixtures are manufactured with a certification accuracy of +/- 1% relative of the component.  Cal-MAT 2 is manufactured with a certification accuracy of +/- 2% of the minor component.  If the mixtures you need are not listed below, please contact us.

The company is the world’s best No2 Specialty Gas supplier. We are your one-stop shop for all needs. Our staff are highly-specialized and will help you find the product you need.

Mixture Environmental Compliance Standards Gas Mixtures for 40CFR60 Appendix A Test Methods Cylinders EPA Protocol Binary Mixtures Cylinders EPA Protocol Multicomponent Mixtures Cylinders Cal-MAT™ Daily Standards Cylinders Cal-MAT™ Zero Gases Air, Acid Rain CEM Grade Cylinders Cal-MAT™ Zero Gases Nitrogen, Acid Rain CEM Grade Cylinders Custom Natural Gas BTU Mixtures and Component Standards Cylinders B-Mat Standard Natural Gas Mixture Formulations Cylinders Liquid Hydrocarbon Standards Cylinders Engine Emission Standards Cylinders Engine Emission Zero Gases Cylinders TO-14A Standard Mixture Profile, 39, 41, and 43 Component Mixtures Cylinders TO-15/17 Mixture Profile, 62, 64, and 65 Component Mixtures Cylinders TO-15/17 Mixture Profile, 25 Component Mixture Cylinders Aromatic Subset Mixture for EPA Method TO-14A 14 Component Mixture Cylinders Chlorinated Hydrocarbon Subset Mixture for EPA Method TO-14A 19 Component Mixture Cylinders Internal Standard and Tuning Mixture for EPA Method TO-14A 4 Component Mixture Cylinders BFB Tuning Standard for GC/MS for EPA Method TO-14A 1 Component Mixture Cylinders PAMS / Ozone Precursor Mixture 56 Component Mixture Cylinders PAMS / Ozone Precursor Mixture 57 Component Mixture Cylinders BTEX Mixtures Cylinders BTEX plus MTBE Mixtures Cylinders Molecular Laser Gas Mixtures Cylinders Calibration Products for Safety Cylinders Calibration Products for Laboratory Analysis Cylinders Calibration Products for Air Toxics Monitoring Cylinders

MATHESON offers a complete range of gases for welding and metal fabrication – as well as associated equipment, systems, outfits, supplies, safety products, and consumables.

Please visit the Welding Section of this website for more information.

• Shielding Gases
• Fuel Gases, Oxy-Fuel
• Cutting Gases
• Laser Gases

Also: dust and fume removal, robots/cobots, gas purification, and parts vending.

MATHESON is an Industry leader in the production of the highest quality Semiconductor-Grade gases. Make sure to visit our Electronics Section for more information.

Start typing the name or part of the name of a gas in the search box below:

Contact us to discuss your requirements of Buy Ethane Gas. Our experienced sales team can help you identify the options that best suit your needs.

FormulaGas NameSpecs ArArgon Cylinders AsH3 Arsine Cylinders AsH3 Arsine Two-Component Mixture Cylinders B2H6Diborane Two-Component Mixture Cylinders BCl3 Boron Trichloride Cylinders BF3 Boron Trifluoride Cylinders C2F6 Halocarbon 116 (Hexafluoroethane) Cylinders C2H4Ethylene Cylinders C2H6 Ethane Cylinders C3F8 Halocarbon 218 (Perfluoropropane) Cylinders C3H6Propylene Cylinders C4F8 Halocarbon C318 (Octafluorocyclobutane) Cylinders C5F8 Halocarbon (Octafluorocyclopentene) Cylinders CF4 Halocarbon 14 (Carbon Tetrafluoride) (Tetrafluoromethane) Cylinders CH2F2 Halocarbon 32 (Difluoromethane) Cylinders CH3F Halocarbon 41 (Methyl Fluoride) Cylinders CH4Methane Cylinders CHF3 Halocarbon 23 (Trifluoromethane) Cylinders Cl2 Chlorine Cylinders COCarbon Monoxide Cylinders CO2Carbon Dioxide Cylinders COS Carbonyl Sulfide Cylinders D2 Deuterium Cylinders GeH4 Germane Cylinders H2HydrogenCylinders H2S Hydrogen Sulfide Cylinders H2Se Hydrogen Selenide Cylinders HBr Hydrogen Bromide Cylinders HCl Hydrogen Chloride Cylinders HeHelium Cylinders HFHydrogen Fluoride Cylinders Kr Krypton Cylinders N2Nitrogen Cylinders N2ONitrous Oxide Cylinders Ne Neon Cylinders NF3 Nitrogen Trifluoride Cylinders NH3 Ammonia Cylinders NO Nitric Oxide Cylinders O2Oxygen Cylinders PH3 Phosphine Cylinders PH3 Phosphine Two-Component Mixture Cylinders SF6 Sulfur Hexafluoride Cylinders Si2H6 Disilane Cylinders Si3H8Silcore Cylinders SiCl4 Silicon Tetrachloride Cylinders SiH(CH3)3Trimethylsilane Cylinders SiH2Cl2 Dichlorosilane Cylinders SiH3CH3Methyl Silane Cylinders SiH4 Silane Cylinders SiH4 Silane Two-Component Mixture Cylinders SiHCl3 Trichlorosilane Cylinders WF6Tungsten Hexafluoride Cylinders Xe Xenon Cylinders