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Mixed Gases

5% Hydrogen Balance Nitrogen Certified Standard Mixture, Size 300 High Pressure Steel Cylinder, CGA-350

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5% Hydrogen Balance Nitrogen Certified Standard Mixture, Size 300 High Pressure Steel Cylinder, CGA-350 5% Hydrogen Balance Nitrogen Certified Standard Mixture, Size 300 High Pressure Steel Cylinder, CGA-350

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5% Hydrogen Balance Nitrogen Certified Standard Mixture, Size 300 High Pressure Steel Cylinder, CGA-350

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Airgas Part #: X02NI95C3000092

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25% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 16 Cylinder Cradle, CGA-580

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25% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 16 Cylinder Cradle, CGA-580 25% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 16 Cylinder Cradle, CGA-580

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25% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 16 Cylinder Cradle, CGA-580

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Airgas Part #: AR CD25CS3

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30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-580

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30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-580 30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-580

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30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-580

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Airgas Part #: NI FGCD30200

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Bar Gas Air, Size 227 Disposable Steel Cylinder, CGA-165 Bar Gas Air, Size 227 Disposable Steel Cylinder, CGA-165

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Bar Gas Air, Size 227 Disposable Steel Cylinder, CGA-165

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Airgas Part #: AI VETA1B37

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25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-580

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25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-580 25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-580

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25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-580

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Airgas Part #: NI FGCD25300

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300PPM Carbon Monoxide Balance Nitrogen Certified Standard Mixture, 103 Liter Disposable Steel Cylinder, CGA-C10

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300PPM Carbon Monoxide Balance Nitrogen Certified Standard Mixture, 103 Liter Disposable Steel Cylinder, CGA-C10

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300PPM Carbon Monoxide Balance Nitrogen Certified Standard Mixture, 103 Liter Disposable Steel Cylinder, CGA-C10

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Airgas Part #: X02NI99CP104722

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1.7% Carbon Dioxide, 23.4% Nitrogen Balance Helium Laserplus 302 Mixture, Size 200 High Pressure Steel Cylinder, CGA-580

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1.7% Carbon Dioxide, 23.4% Nitrogen Balance Helium Laserplus 302 Mixture, Size 200 High Pressure Steel Cylinder, CGA-580 1.7% Carbon Dioxide, 23.4% Nitrogen Balance Helium Laserplus 302 Mixture, Size 200 High Pressure Steel Cylinder, CGA-580

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1.7% Carbon Dioxide, 23.4% Nitrogen Balance Helium Laserplus 302 Mixture, Size 200 High Pressure Steel Cylinder, CGA-580

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Airgas Part #: X03HE74Z2001872

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180PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660

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180PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660 180PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660

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180PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660

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Airgas Part #: E02NI99E15A0076

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5% Hydrogen Balance Nitrogen Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-350

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5% Hydrogen Balance Nitrogen Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-350 5% Hydrogen Balance Nitrogen Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-350

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5% Hydrogen Balance Nitrogen Industrial Mix, Size 200 High Pressure Steel Cylinder, CGA-350

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Airgas Part #: NI HY5200

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10% Methane Balance Argon Nuclear Counter Grade, Size 300 High Pressure Steel Cylinder, CGA-350

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10% Methane Balance Argon Nuclear Counter Grade, Size 300 High Pressure Steel Cylinder, CGA-350 10% Methane Balance Argon Nuclear Counter Grade, Size 300 High Pressure Steel Cylinder, CGA-350

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10% Methane Balance Argon Nuclear Counter Grade, Size 300 High Pressure Steel Cylinder, CGA-350

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Airgas Part #: X02AR90D3000979

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35% Hydrogen Balance Argon Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-350

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35% Hydrogen Balance Argon Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-350 35% Hydrogen Balance Argon Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-350

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35% Hydrogen Balance Argon Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA-350

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Airgas Part #: AR HY35300

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0.3% Carbon Monoxide, 10% Helium, 21% Oxygen Balance Nitrogen Lung Diffusion Grade, Size 200 High Pressure Steel Cylinder, CGA-500

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0.3% Carbon Monoxide, 10% Helium, 21% Oxygen Balance Nitrogen Lung Diffusion Grade, Size 200 High Pressure Steel Cylinder, CGA-500 0.3% Carbon Monoxide, 10% Helium, 21% Oxygen Balance Nitrogen Lung Diffusion Grade, Size 200 High Pressure Steel Cylinder, CGA-500

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0.3% Carbon Monoxide, 10% Helium, 21% Oxygen Balance Nitrogen Lung Diffusion Grade, Size 200 High Pressure Steel Cylinder, CGA-500

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Airgas Part #: Z04NI6852003016

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25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 40 High Pressure Steel Cylinder, CGA-580

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25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 40 High Pressure Steel Cylinder, CGA-580 25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 40 High Pressure Steel Cylinder, CGA-580

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25% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 40 High Pressure Steel Cylinder, CGA-580

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Airgas Part #: NI FGCD2540

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5% Hydrogen, 10% Carbon Dioxide Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA-350

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5% Hydrogen, 10% Carbon Dioxide Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA-350 5% Hydrogen, 10% Carbon Dioxide Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA-350

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5% Hydrogen, 10% Carbon Dioxide Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA-350

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Airgas Part #: Z03NI8522003062

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30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel 6 Cylinder Cradle, CGA-580

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30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel 6 Cylinder Cradle, CGA-580 30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel 6 Cylinder Cradle, CGA-580

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30% Carbon Dioxide Balance Nitrogen Food Grade Industrial Mix, Size 200 High Pressure Steel 6 Cylinder Cradle, CGA-580

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Airgas Part #: NI FGCD30C62

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Ct 1% Propane Balance Air Size 103DS Ct 1% Propane Balance Air, Certified Standard Mixture, 103 Liter Disposable Steel Cylinder, CGA-C10

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Ct 1% Propane Balance Air Size 103DS Ct 1% Propane Balance Air, Certified Standard Mixture, 103 Liter Disposable Steel Cylinder, CGA-C10

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Ct 1% Propane Balance Air Size 103DS Ct 1% Propane Balance Air, Certified Standard Mixture, 103 Liter Disposable Steel Cylinder, CGA-C10

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Airgas Part #: X02AI99CP1000K2

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Bar Gas Air, Size 150 High Pressure Aluminum Cylinder, CGA-590 Bar Gas Air, Size 150 High Pressure Aluminum Cylinder, CGA-590

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Bar Gas Air, Size 150 High Pressure Aluminum Cylinder, CGA-590

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Airgas Part #: AI VE15AB37

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21% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-590

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21% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-590 21% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-590

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21% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-590

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Airgas Part #: E02NI79E15A00B1

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9PPM Carbon Monoxide, 9PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660

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9PPM Carbon Monoxide, 9PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660 9PPM Carbon Monoxide, 9PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660

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9PPM Carbon Monoxide, 9PPM Nitric Oxide Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA-660

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Airgas Part #: E03NI99E15A03N0

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8% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 12 Cylinder Cradle, CGA-580

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8% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 12 Cylinder Cradle, CGA-580 8% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 12 Cylinder Cradle, CGA-580

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8% Carbon Dioxide Balance Argon Industrial Mix, Size 300 High Pressure Steel 12 Cylinder Cradle, CGA-580

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Airgas Part #: AR CD8C23

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Find Custom Gas Mixtures For Every Need At Airgas

Get EPA protocol gases, precision blends, medical blends, batch certified mixes, Arcal, industrial shielding gases for welding and more at Airgas. Gas mixtures can be for medical, calibration, or food industry uses and are used as welding and shielding gases. Produced at Airgas's dedicated fill plants, you can trust accurate, consistent mixture production and complete quality control.


Airgas is a leading single-source supplier for all things gases, welding equipment and supplies, and safety products. Find it with us, anytime, anywhere at Airgas.com.