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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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X03HE60C30042N9

5% Carbon Dioxide, 35% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

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Are you currently located in California?

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.

5% Carbon Dioxide, 35% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

5% Carbon Dioxide, 35% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

80PPM Methane, 80PPM Propane, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 590

80PPM Methane, 80PPM Propane, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 590

25PPM Hydrogen Sulfide, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

25PPM Hydrogen Sulfide, Balance Nitrogen Certified Reference Material, 116 Liter Portable Disposable Aluminum Cylinder, CGA C10

180PPM Nitric Oxide, 800PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

180PPM Nitric Oxide, 800PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

2250PPM Carbon Monoxide, 15% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

2250PPM Carbon Monoxide, 15% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Industrial Grade Acetylene, 10 Pack Size 8 Acetylene, Cradle, CGA 510

Industrial Grade Acetylene, 10 Pack Size 8 Acetylene, Cradle, CGA 510

22.5% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

22.5% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

USP (United States Pharmacopeia) Medical Grade Air, Size 300 High Pressure Steel Cylinder, CGA 346

USP (United States Pharmacopeia) Medical Grade Air, Size 300 High Pressure Steel Cylinder, CGA 346

10% Helium, Balance Nitrogen Certified Reference Material, 6,000 PSI High Pressure Steel Cylinder, CGA 677

10% Helium, Balance Nitrogen Certified Reference Material, 6,000 PSI High Pressure Steel Cylinder, CGA 677

0.4% Oxygen, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 580

0.4% Oxygen, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 580

10% Oxygen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

10% Oxygen, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

Ultra Zero Grade Air, 116 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA C10

Ultra Zero Grade Air, 116 Liter Portable Refilable Aluminum High Pressure Cylinder, CGA C10

30PPM Hydrogen Sulfide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

30PPM Hydrogen Sulfide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

8PPM Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

8PPM Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

Airgas® Model ASC445D660 Stainless Steel Analytic Series Two Stage Pressure Regulator With 1/4" FNPT Connection

Airgas® Model ASC445D660 Stainless Steel Analytic Series Two Stage Pressure Regulator With 1/4" FNPT Connection

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

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

5% Sulfur Hexafluoride, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

5% Sulfur Hexafluoride, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

Semiconductor Grade Helium, Size 80 High Pressure Steel Cylinder, CGA 580

Semiconductor Grade Helium, Size 80 High Pressure Steel Cylinder, CGA 580

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

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