Specialty Gases


When you need high-purity gas and precision blends, we have the technical know-how and the national presence to meet your needs—including those for non-conventional natural gas production. From pure hydrocarbons, custom mixtures, liquid mixtures, NIST-traceable calibration standards, EPA protocol standards, vehicle emissions standards, VOC mixtures, transportable specialty gases, laser gases and refrigerants to pure gases, hydrocarbon blends, BAR gases, halocarbons and process chemicals—you’ll find it with us.


Pure Gases

Acetylene
Air
Ammonia
Argon
Boron Trichloride
Boron Trifluoride
1,3-Butadiene
n-Butane
1-Butene
2-Butenes
2-Butene (cis)
2-Butene (trans)
Carbon Dioxide
Carbon Monoxide
Chlorine
Dimethylamine
Ethane
Ethyl Chloride
Ethylene
Halocarbon-116
Halocarbon-14
Halocarbon-134a
Halocarbon-218
Halocarbon-22
Halocarbon-23
Halocarbon-C318
Halocarbon-1216
Helium
Hydrogen
Hydrogen Chloride
Hydrogen Sulfide
Isobutane
Isobutylene
Krypton
Methane
Methyl Chloride
Monomethylamine
Neon
Nitric Oxide
Nitrogen
Nitrous Oxide
Oxygen
Propane
Propylene
Sulfur Dioxide
Sulfur Hexafluoride
Trimethylamine
Xenon


Gas Mixtures
(Minor component mixture in a balance of Nitrogen or other balance gas)

Ammonia
Argon
Benzene
n-Butane
Carbon Dioxide
Carbon Monoxide
Chlorine
Ethane
Ethylene
Ethylene Oxide
Fluorine Mixtures
Helium
Hexane
Hydrogen
Hydrogen Chloride
Hydrogen Sulfide
Isobutane
Methane
Nitric Oxide
Nitrogen
Nitrogen Dioxide
Nitrous Oxide
Oxygen
Propane
Propylene
Sulfur Dioxide
Sulfur Hexafluoride
Toluene
Vinyl Chloride


Analytical Gases

Flame Ionization
Electron Capture
Leak Detection
Nuclear Counter


Environmental Monitoring

EPA Instrumental Test Methods
EPA Protocols and
    Traceability Standards
CEM Daily Calibration Standards
Non-EPA Protocol Calibration Gases
Certification Periods
Certificates of Analysis
Air Toxics Monitoring
Mobile Emissions Monitoring
Airgas LaserPLUS™ Gases