Take advantage of the industry-leading performance and expertise you'll find with the specialty gas team at Airgas. When you need high-purity gases and precision blends, Airgas has the technical know-how and the national presence to meet your needs anywhere across the U.S.


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Technical Grade Ethane, Size 200 High Pressure Steel Cylinder, CGA 350

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Technical Grade Ethane, Size 200 High Pressure Steel Cylinder, CGA 350

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Airgas Part #:ET T200

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90PPM Nitric Oxide, 180PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

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90PPM Nitric Oxide, 180PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer 90PPM Nitric Oxide, 180PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

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90PPM Nitric Oxide, 180PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

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Airgas Part #:E03NI99E15A0987

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5% Oxygen, 6% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Certified Mixture, Size 200 High Pressure Steel Cylinder, CGA 500

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5% Oxygen, 6% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Certified Mixture, Size 200 High Pressure Steel Cylinder, CGA 500

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5% Oxygen, 6% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Certified Mixture, Size 200 High Pressure Steel Cylinder, CGA 500

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Airgas Part #:Z03NI8932002227

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Industrial Grade Oxygen, Size 40 High Pressure Steel Cylinder (Industrial use Only), CGA 540

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Industrial Grade Oxygen, Size 40 High Pressure Steel Cylinder (Industrial use Only), CGA 540 Industrial Grade Oxygen, Size 40 High Pressure Steel Cylinder (Industrial use Only), CGA 540

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Industrial Grade Oxygen, Size 40 High Pressure Steel Cylinder (Industrial use Only), CGA 540

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Airgas Part #:OX 40

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4% Hydrogen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

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4% Hydrogen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350 4% Hydrogen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

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4% Hydrogen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

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Airgas Part #:X02AR96C3002665

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23% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 296

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23% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 296 23% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 296

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23% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 296

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Airgas Part #:E02NI77E15A0410

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Food Grade Oxygen, 230 Liter Liquid Cylinder (350 PSI) Food Grade Oxygen, 230 Liter Liquid Cylinder (350 PSI)

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Food Grade Oxygen, 230 Liter Liquid Cylinder (350 PSI)

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Airgas Part #:OX FG230LT350

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2% Oxygen, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

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2% Oxygen, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

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2% Oxygen, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

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Airgas Part #:AR OX2200

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Food Grade Nitrogen, 160 Liter Liquid Cylinder (22 PSI) Food Grade Nitrogen, 160 Liter Liquid Cylinder (22 PSI)

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Food Grade Nitrogen, 160 Liter Liquid Cylinder (22 PSI)

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Airgas Part #:NI FG160LT22

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25% Nitrogen, Balance Hydrogen Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 350

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25% Nitrogen, Balance Hydrogen Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 350 25% Nitrogen, Balance Hydrogen Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 350

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25% Nitrogen, Balance Hydrogen Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 350

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Airgas Part #:HY NI25C23

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30% Carbon Dioxide, Balance Nitrogen Food Grade, Industrial Mix, 6 Pack Size 300 High Pressure Steel Cradle, CGA 580

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30% Carbon Dioxide, Balance Nitrogen Food Grade, Industrial Mix, 6 Pack Size 300 High Pressure Steel Cradle, CGA 580 30% Carbon Dioxide, Balance Nitrogen Food Grade, Industrial Mix, 6 Pack Size 300 High Pressure Steel Cradle, CGA 580

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30% Carbon Dioxide, Balance Nitrogen Food Grade, Industrial Mix, 6 Pack Size 300 High Pressure Steel Cradle, CGA 580

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Airgas Part #:NI FGCD30C63

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2% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

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2% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350 2% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

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2% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

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Airgas Part #:X02NI98C3000102

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Laser Grade Helium, Size 300 High Pressure Steel Cylinder, CGA 580 Laser Grade Helium, Size 300 High Pressure Steel Cylinder, CGA 580

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Laser Grade Helium, Size 300 High Pressure Steel Cylinder, CGA 580

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Airgas Part #:HE LZ300

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Research Grade Methane, Size 300 High Pressure Steel Cylinder, CGA 350 Research Grade Methane, Size 300 High Pressure Steel Cylinder, CGA 350

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Research Grade Methane, Size 300 High Pressure Steel Cylinder, CGA 350

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Airgas Part #:ME R300

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1350PPM Nitric Oxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

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1350PPM Nitric Oxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer 1350PPM Nitric Oxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

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1350PPM Nitric Oxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

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Airgas Part #:E02NI99E15A0426

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USP (United States Pharmacopeia) Medical Grade Oxygen, Size M22 High Pressure Aluminum Medical Cylinder, CGA 870 Yoke Fitting

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USP (United States Pharmacopeia) Medical Grade Oxygen, Size M22 High Pressure Aluminum Medical Cylinder, CGA 870 Yoke Fitting

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USP (United States Pharmacopeia) Medical Grade Oxygen, Size M22 High Pressure Aluminum Medical Cylinder, CGA 870 Yoke Fitting

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Airgas Part #:OX USPM22

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USP (United States Pharmacopeia) Medical Grade Air, Size 125 High Pressure Steel Cylinder, CGA 346

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USP (United States Pharmacopeia) Medical Grade Air, Size 125 High Pressure Steel Cylinder, CGA 346 USP (United States Pharmacopeia) Medical Grade Air, Size 125 High Pressure Steel Cylinder, CGA 346

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USP (United States Pharmacopeia) Medical Grade Air, Size 125 High Pressure Steel Cylinder, CGA 346

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Airgas Part #:AI USP125

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UHP (Ultra High Purity) Grade Nitrogen, 6 Pack Size 250 High Pressure Steel Cradle, CGA 580

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UHP (Ultra High Purity) Grade Nitrogen, 6 Pack Size 250 High Pressure Steel Cradle, CGA 580 UHP (Ultra High Purity) Grade Nitrogen, 6 Pack Size 250 High Pressure Steel Cradle, CGA 580

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UHP (Ultra High Purity) Grade Nitrogen, 6 Pack Size 250 High Pressure Steel Cradle, CGA 580

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Airgas Part #:NI UHPC65

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UHP (Ultra High Purity) Grade Oxygen, 230 Liter Liquid Cylinder (230 PSI) UHP (Ultra High Purity) Grade Oxygen, 230 Liter Liquid Cylinder (230 PSI)

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UHP (Ultra High Purity) Grade Oxygen, 230 Liter Liquid Cylinder (230 PSI)

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Airgas Part #:OX UHP230230SS

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UHP (Ultra High Purity) Grade Hydrogen, Size 35 High Pressure Steel Cylinder, CGA 350

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UHP (Ultra High Purity) Grade Hydrogen, Size 35 High Pressure Steel Cylinder, CGA 350 UHP (Ultra High Purity) Grade Hydrogen, Size 35 High Pressure Steel Cylinder, CGA 350

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UHP (Ultra High Purity) Grade Hydrogen, Size 35 High Pressure Steel Cylinder, CGA 350

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Airgas Part #:HY UHP35

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