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 Amount2
900.0000000 35.0000000 1.7000000
Gas Comp 1
ARGON PPM NITRIC OXIDE PPM AMMONIA

Narrow Results:

{$title}

{$label}

Cylinder Size
150 Aluminum HP (3)

300 Steel HP (3)

18 Pack (1)

18 Pack 300 Steel HP (1)

300 HP SMARTOP™ (1)

CGA Connection
CGA 350 (2)

CGA 580 (2)

CGA 660 Washer (2)

CGA 660 (1)

Gas Component Amount 1
65.0000000 (3)

180.0000000 (1)

270.0000000 (1)

540.0000000 (1)

91.5000000 (1)

Gas Component 1
% CARBON DIOXIDE (4)

% HELIUM (3)

% OXYGEN (1)

Gas Component Amount 2
8.0000000 (6)

15.0000000 (5)

18.0000000 (5)

4.0000000 (5)

1.0000000 (4)

16.0000000 (4)

3.0000000 (4)

50.0000000 (4)

99.9900000 (4)

99.9950000 (4)

12.0000000 (3)

2.9000000 (3)

75.0000000 (3)

99.9730000 (3)

99.9910000 (3)

99.9975000 (3)

40.0000000 (2)

7.0000000 (2)

7.5000000 (2)

80.0000000 (2)

85.0000000 (2)

99.9830000 (2)

99.9850000 (2)

99.9920000 (2)

99.9945000 (2)

99.9970000 (2)

99.9972000 (2)

99.9978000 (2)

99.9995000 (2)

1000.0000000 (1)

11.0000000 (1)

110.0000000 (1)

1700.0000000 (1)

180.0000000 (1)

1800.0000000 (1)

2.1000000 (1)

2.4000000 (1)

2.5000000 (1)

2.6500000 (1)

22.5000000 (1)

2250.0000000 (1)

24.0000000 (1)

27.0000000 (1)

27.5000000 (1)

400.0000000 (1)

45.0000000 (1)

4500.0000000 (1)

5.5000000 (1)

55.0000000 (1)

79.3800000 (1)

800.0000000 (1)

81.9550000 (1)

96.0000000 (1)

99.5000000 (1)

99.8000000 (1)

99.9150000 (1)

99.9230000 (1)

99.9280000 (1)

99.9460000 (1)

99.9550000 (1)

99.9600000 (1)

99.9700000 (1)

99.9725000 (1)

99.9745000 (1)

99.9750000 (1)

99.9800000 (1)

99.9819000 (1)

99.9820000 (1)

99.9840000 (1)

99.9865000 (1)

99.9890000 (1)

99.9902000 (1)

99.9905000 (1)

99.9918000 (1)

99.9935000 (1)

99.9940000 (1)

99.9946000 (1)

99.9955000 (1)

99.9959400 (1)

99.9960000 (1)

99.9962500 (1)

99.9972500 (1)

99.9973000 (1)

99.9974500 (1)

99.9977500 (1)

99.9979000 (1)

99.9980000 (1)

99.9982000 (1)

99.9983000 (1)

99.9983500 (1)

99.9985000 (1)

99.9989000 (1)

99.9991000 (1)

99.9991500 (1)

99.9994000 (1)

99.9994500 (1)

99.9997500 (1)

Gas Component 2
PPM CARBON MONOXIDE (3)

% HYDROGEN (2)

% HELIUM (1)

% NITROGEN (1)

Gas Component Amount 3
1.8000000 (1)

81.8560000 (1)

99.8830000 (1)

99.8920000 (1)

Gas Component 3
% NITROGEN (3)

% CARBON DIOXIDE (1)

Gas Component Amount 4
18.0000000 (1)

5.0000000 (1)

Gas Component 4
% CARBON DIOXIDE (1)

% HELIUM (1)

Compare Products Up to 4

Mixed Gases

Sort by:

AR HY35300

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

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

Show Full Description Hide Full Description

Compare

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

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

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

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

Show Full Description Hide Full Description

Airgas Part #:AR HY35300

E03NI99E15A01J1

180PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

180PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

Show Full Description Hide Full Description

Compare

180PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

180PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

180PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

180PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

Show Full Description Hide Full Description

Airgas Part #:E03NI99E15A01J1

E03NI99E15A4150

270PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

270PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

Show Full Description Hide Full Description

Compare

270PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

270PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

270PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

270PPM Nitric Oxide, 900PPM Carbon Monoxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 660 Washer

Show Full Description Hide Full Description

Airgas Part #:E03NI99E15A4150

ACLH5C1N1300SMT

ARCAL™ M12 He5 N Shielding Gas Mixture 1.7% Nitrogen, 1.8% Carbon Dioxide, 5% Helium, Balance Argon, Size 300 High Pressure Steel Cylinder with SMARTOP™, CGA-580

ARCAL™ M12 He5 N Shielding Gas Mixture 1.7% Nitrogen, 1.8% Carbon Dioxide, 5% Helium, Balance Argon, Size 300 High Pressure Steel Cylinder with SMARTOP™, CGA-580

Show Full Description Hide Full Description

Compare

ARCAL™ M12 He5 N Shielding Gas Mixture 1.7% Nitrogen, 1.8% Carbon Dioxide, 5% Helium, Balance Argon, Size 300 High Pressure Steel Cylinder with SMARTOP™, CGA-580

ARCAL™ M12 He5 N Shielding Gas Mixture 1.7% Nitrogen, 1.8% Carbon Dioxide, 5% Helium, Balance Argon, Size 300 High Pressure Steel Cylinder with SMARTOP™, CGA-580

ARCAL™ M12 He5 N Shielding Gas Mixture 1.7% Nitrogen, 1.8% Carbon Dioxide, 5% Helium, Balance Argon, Size 300 High Pressure Steel Cylinder with SMARTOP™, CGA-580

Show Full Description Hide Full Description

Airgas Part #:ACLH5C1N1300SMT

E04NI81E15A08R5

540PPM Nitirc Oxide, 900PPM Carbon Monoxide, 18% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

540PPM Nitirc Oxide, 900PPM Carbon Monoxide, 18% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Compare

540PPM Nitirc Oxide, 900PPM Carbon Monoxide, 18% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

540PPM Nitirc Oxide, 900PPM Carbon Monoxide, 18% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

540PPM Nitirc Oxide, 900PPM Carbon Monoxide, 18% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

540PPM Nitirc Oxide, 900PPM Carbon Monoxide, 18% Carbon Dioxide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Airgas Part #:E04NI81E15A08R5

AR HE35300

35% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

35% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

35% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

35% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

35% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

35% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:AR HE35300

AR HY35CE3

35% Hydrogen, Balance Argon Industrial Grade Mix, 18 Pack Size 300 High Pressure Steel Cradle, CGA 350

35% Hydrogen, Balance Argon Industrial Grade Mix, 18 Pack Size 300 High Pressure Steel Cradle, CGA 350

Show Full Description Hide Full Description

Compare

35% Hydrogen, Balance Argon Industrial Grade Mix, 18 Pack Size 300 High Pressure Steel Cradle, CGA 350

35% Hydrogen, Balance Argon Industrial Grade Mix, 18 Pack Size 300 High Pressure Steel Cradle, CGA 350

35% Hydrogen, Balance Argon Industrial Grade Mix, 18 Pack Size 300 High Pressure Steel Cradle, CGA 350

35% Hydrogen, Balance Argon Industrial Grade Mix, 18 Pack Size 300 High Pressure Steel Cradle, CGA 350

Show Full Description Hide Full Description

Airgas Part #:AR HY35CE3

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 |

397EE274B41EF0A9982754D4D1926DBF

397EE274B41EF0A9982754D4D1926DBF