Custom Gas Mixtures | Gas | Airgas

We use cookies to improve your browsing experience and help us improve our websites. By continuing to use our website, you agree to our use of such cookies. Agree Learn more

Need an Account? Register or Login

Sign up for Email | Need an Account? Register or Login

Find a Branch
Customer Service
SDS Search
Careers

Switch Account
Dashboard

Skip to main content

To see product availability

Enter a Delivery Zip Code

Need an Account? Register or Login

Sign up for Email | Need an Account? Register or Login

Find a Branch
Customer Service
SDS Search
Careers

×

To see product availability

Enter a Delivery Zip Code

OFFERS & REBATES
Industries
Solutions
Resources

TELL US MORE

To receive the most up-to-date product availability, pricing and delivery options, enter your zip code or log in to your account

Zip Code should not be blank Email and Password should not be blank

Enter Delivery Zip Code

or

Log In

Email Address

Password Show Hide

LOG IN

Forgot Password?

Need an Account? Register

TELL US MORE

Are you currently located in California?

8 characters minimum
One number
One lowercase letter
One uppercase letter
One special character (!@#$%&*)

Password cannot contain space

Pursuant to CA SB 478, if you are located in California, Airgas cannot display your product pricing until all items have been added to your shopping cart so that we can calculate all applicable fees, including, but not limited to, shipping and handling fees.

No

Yes

Have an account?Login

Gases
Gas Equipment
Welding Products
Safety Products
Tools & Hardware
View All

Home/
Category Page/
Gases/
Mixed Gases

Results For:
By Category
Mixed Gases
Gas Comp Amount1
13.7500000 99.7900000 78.9920000 99.8000000 81.9100000 5.5000000 99.7500000 79.7600000 3.0000000 75.0000000
Gas Comp 2
PPM PHOSPHINE ARGON HYDROGEN PPM 2 METHYL PENTANE XENON PPM CARBON MONOXIDE
Gas Comp 1
AIR NITROGEN

Narrow Results:

{$title}

{$label}

Cylinder Size
150 Aluminum HP (5)

200 Steel HP (2)

300 Steel HP (2)

CGA Connection
CGA 350 (4)

CGA 590 (4)

CGA 580 (1)

Gas Component Amount 1
60.0000000 (8)

95.0000000 (4)

99.9900000 (4)

99.9980000 (4)

99.9999500 (4)

90.0000000 (3)

96.0000000 (3)

97.0000000 (3)

98.0000000 (3)

99.9750000 (3)

2.0000000 (2)

25.0000000 (2)

81.6400000 (2)

82.4100000 (2)

85.0000000 (2)

99.9600000 (2)

99.9700000 (2)

99.9800000 (2)

99.9820000 (2)

99.9973000 (2)

99.9982000 (2)

5.0000000 (1)

55.0000000 (1)

66.0000000 (1)

76.5000000 (1)

77.3200000 (1)

77.3210000 (1)

77.4550000 (1)

78.5375000 (1)

79.1400000 (1)

79.4900000 (1)

79.4960000 (1)

79.9000000 (1)

79.9920000 (1)

80.4750000 (1)

82.0000000 (1)

82.4940000 (1)

83.0000000 (1)

83.8950000 (1)

89.4900000 (1)

91.0000000 (1)

92.0000000 (1)

95.4964000 (1)

95.9700000 (1)

95.9982000 (1)

97.4900000 (1)

97.8400000 (1)

98.8000000 (1)

98.9900000 (1)

99.0000000 (1)

99.7030000 (1)

99.7952000 (1)

99.8110000 (1)

99.8200000 (1)

99.8647000 (1)

99.8860000 (1)

99.9000000 (1)

99.9070000 (1)

99.9150000 (1)

99.9175000 (1)

99.9250000 (1)

99.9285000 (1)

99.9320000 (1)

99.9825000 (1)

99.9830000 (1)

99.9937000 (1)

99.9939000 (1)

99.9950000 (1)

99.9955000 (1)

99.9960000 (1)

99.9967000 (1)

99.9975000 (1)

99.9983000 (1)

99.9991000 (1)

99.9995000 (1)

99.9999000 (1)

Gas Component 1
% HELIUM (6)

% HYDROGEN (2)

% OXYGEN (2)

% CARBON MONOXIDE (1)

PPM NITRIC OXIDE (1)

Gas Component Amount 2
5.0000000 (2)

0.2000000 (1)

2100.0000000 (1)

2400.0000000 (1)

25.0000000 (1)

2500.0000000 (1)

80.0000000 (1)

900.0000000 (1)

Gas Component 2
% CARBON DIOXIDE (5)

% HELIUM (2)

% METHANE (1)

PPM ETHANE (1)

PPM METHANE (1)

Gas Component Amount 3
20.0000000 (3)

18.0000000 (1)

21.0000000 (1)

Gas Component 3
% OXYGEN (3)

% CARBON DIOXIDE (2)

Compare Products Up to 4

Mixed Gases

Sort by:

X03NI75C2005502

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X03NI75C2005502

Z03NI7522006950

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA 350

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA 350

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA 350

5% Hydrogen, 20% Carbon Dioxide, Balance Nitrogen Biologic Atmosphere Batch Analyzed Mixture, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:Z03NI7522006950

E03NI78E15A51A6

80PPM Carbon Monoxide, 21% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

80PPM Carbon Monoxide, 21% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Compare

80PPM Carbon Monoxide, 21% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

80PPM Carbon Monoxide, 21% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

80PPM Carbon Monoxide, 21% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

80PPM Carbon Monoxide, 21% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E03NI78E15A51A6

X02NI99C15A9404

2100PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2100PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Compare

2100PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2100PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2100PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2100PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI99C15A9404

X02NI99C15A4211

2500PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2500PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Compare

2500PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2500PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2500PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

2500PPM Carbon Monoxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI99C15A4211

X02AI99C30053D2

0.2% Hydrogen, Balance Air Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.2% Hydrogen, Balance Air Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

0.2% Hydrogen, Balance Air Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.2% Hydrogen, Balance Air Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.2% Hydrogen, Balance Air Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.2% Hydrogen, Balance Air Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:X02AI99C30053D2

X02NI75C30044Y8

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

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

Show Full Description Hide Full Description

Compare

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

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

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

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

Show Full Description Hide Full Description

Airgas Part #:X02NI75C30044Y8

E03NI81E15A52M6

900PPM Carbon Monoxide, 18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

900PPM Carbon Monoxide, 18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

900PPM Carbon Monoxide, 18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

900PPM Carbon Monoxide, 18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

900PPM Carbon Monoxide, 18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

900PPM Carbon Monoxide, 18% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E03NI81E15A52M6

E03NI79E15A3LD7

2400PPM Carbon Monoxide, 20% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

2400PPM Carbon Monoxide, 20% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

2400PPM Carbon Monoxide, 20% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

2400PPM Carbon Monoxide, 20% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

2400PPM Carbon Monoxide, 20% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

2400PPM Carbon Monoxide, 20% Oxygen, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E03NI79E15A3LD7

Gas Supply

Gas Supply Modes
Bulk
Cylinders
Dynamic On-site Mixer
Jobsite Skid
Liquid Cylinders
MicroBulk
On-site Generation - FLOXAL

Solutions

Airgas Dry Ice
eBusiness Solutions
Red-D-Arc
Safety Solutions
Supply Chain Solutions
Welding Automation
Welding Efficiency

Industries

Airgas Healthcare
Beverage
Construction
Energy & Chemicals
Food
Life Sciences
Metal Fabrication
Primary Materials
Retail

Resources

Catalogs
COA Search
FAQs
Offers & Rebates
Safety Notices
SDS Search
Tutorials
User Guides

Our Company

Careers
Diversity and Inclusion
Events
Fill Your Potential
Mergers & Acquisitions
Newsroom
Overview
Sustainability
Visit Parent Company

Contact

Connect with Sales
Customer Service
Find a Branch
Emergency Response

Log In
Register
Shop Products
Find A Branch
Industries
Solutions
Customer Service
Search Careers
Newsroom

© 2024 Airgas, Inc. All Rights Reserved.
|Customer Service ||Privacy Policy ||Terms & Conditions ||Terms of Sale ||Do Not Sell/Share My Personal Information ||Mobile App Policy ||Website Accessibility ||Return Policy |

DA86A0A0306AE95CC0EE845A3148BBC2

DA86A0A0306AE95CC0EE845A3148BBC2