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
97.5000000 200.0000000 75.0000000 15.0000000 50.0000000 40.0000000
Gas Comp 1
NITRIC OXIDE HELIUM PPM PROPANE HELIUM 3 AIR ARGON METHANE

Narrow Results:

{$title}

{$label}

Cylinder Size
300 Steel HP (19)

200 Steel HP (6)

150 Aluminum HP (4)

12 Pack (3)

12 Pack 300 Steel HP (3)

16 Pack (3)

16 Pack 300 Steel HP (3)

58L Aluminum Disp (3)

6 Pack (3)

116L Aluminum Disp (2)

125 Steel HP (2)

150 White Top AL HP (2)

34L Aluminum Disp (2)

6 Pack 200 Steel HP (2)

103 Steel Disp (1)

116L AL Refilable HP (1)

17 Steel Disp (1)

300 Aluminum HP (1)

6 Pack 300 Steel HP (1)

60 Steel HP (1)

CGA Connection
CGA 580 (21)

CGA C10 (9)

CGA 590 (8)

CGA 350 (4)

CGA 600 (1)

CGA 660 (1)

CGA 660 Washer (1)

Gas Component Amount 1
50.0000000 (11)

25.0000000 (7)

2.5000000 (6)

60.0000000 (6)

99.9950000 (6)

85.0000000 (3)

100.0000000 (2)

99.9800000 (2)

99.9597960 (1)

99.9985000 (1)

Gas Component 1
% CARBON DIOXIDE (24)

% HYDROGEN (6)

PPM CARBON MONOXIDE (4)

% CARBON MONOXIDE (3)

% OXYGEN (3)

PPM NITRIC OXIDE (3)

ARGON (1)

% ISOPENTANE (1)

% NEON (1)

Gas Component Amount 2
25.0000000 (33)

5.0000000 (30)

10.0000000 (26)

2.0000000 (23)

2.5000000 (21)

20.0000000 (14)

100.0000000 (13)

1.0000000 (9)

90.0000000 (7)

3.0000000 (6)

8.0000000 (6)

16.0000000 (5)

18.0000000 (5)

0.5000000 (4)

12.0000000 (4)

21.0000000 (4)

35.0000000 (4)

4.0000000 (4)

1.7000000 (3)

2.9000000 (3)

30.0000000 (3)

60.0000000 (3)

95.0000000 (3)

0.0300000 (2)

0.6000000 (2)

0.9000000 (2)

1000.0000000 (2)

5.4000000 (2)

6.0000000 (2)

7.0000000 (2)

80.0000000 (2)

0.1000000 (1)

0.2000000 (1)

0.2500000 (1)

0.3000000 (1)

0.3300000 (1)

0.4000000 (1)

0.8000000 (1)

1.0500000 (1)

1.1000000 (1)

1.2000000 (1)

1.3500000 (1)

1.5000000 (1)

1200.0000000 (1)

159.0000000 (1)

1800.0000000 (1)

2.1000000 (1)

2.4000000 (1)

2.6500000 (1)

2.7500000 (1)

225.0000000 (1)

24.0000000 (1)

250.0000000 (1)

2500.0000000 (1)

26.0000000 (1)

3.4000000 (1)

3.7000000 (1)

300.0000000 (1)

3000.0000000 (1)

4.5000000 (1)

400.0000000 (1)

43.0000000 (1)

5000.0000000 (1)

55.0000000 (1)

7.5000000 (1)

78.4000000 (1)

85.0000000 (1)

96.0000000 (1)

97.4900000 (1)

98.0000000 (1)

98.7500000 (1)

99.5000000 (1)

99.9955000 (1)

99.9972500 (1)

Gas Component 2
% ARGON (8)

% HELIUM (7)

% AIR (5)

% CARBON DIOXIDE (4)

% HYDROGEN (4)

% NITROGEN (4)

PPM AMMONIA (3)

PPM HYDROGEN SULFIDE (3)

PPM PROPANE (3)

PPM NITROGEN DIOXIDE (2)

PPB ETHANE (1)

PPM CARBON MONOXIDE (1)

Gas Component Amount 3
100.0000000 (1)

2.0000000 (1)

Gas Component 3
PPM CARBON MONOXIDE (1)

PPM METHANE (1)

Gas Component Amount 4
400.0000000 (1)

82.4860000 (1)

Gas Component 4
% NITROGEN (1)

PPM CARBON DIOXIDE (1)

Gas Component Amount 5
15.0000000 (1)

Gas Component 5
% OXYGEN (1)

Compare Products Up to 4

Mixed Gases

Sort by:

X02HE60A3003005

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02HE60A3003005

AR HE25300

25% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

25% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:AR HE25300

HE AR25300

25% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

25% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

25% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:HE AR25300

AR HE50300

50% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

50% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

50% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

50% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

50% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

50% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:AR HE50300

X02AI97CP101535

2.5% Methane, Balance Air Certified Reference Material, 103 Liter Portable Disposable Steel Cylinder, CGA C10

2.5% Methane, Balance Air Certified Reference Material, 103 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

2.5% Methane, Balance Air Certified Reference Material, 103 Liter Portable Disposable Steel Cylinder, CGA C10

2.5% Methane, Balance Air Certified Reference Material, 103 Liter Portable Disposable Steel Cylinder, CGA C10

2.5% Methane, Balance Air Certified Reference Material, 103 Liter Portable Disposable Steel Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02AI97CP101535

AR HE50C23

50% Helium, Balance Argon Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

50% Helium, Balance Argon Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

Show Full Description Hide Full Description

Compare

50% Helium, Balance Argon Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

50% Helium, Balance Argon Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

50% Helium, Balance Argon Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

50% Helium, Balance Argon Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

Show Full Description Hide Full Description

Airgas Part #:AR HE50C23

AR HE25200

25% Helium, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

25% Helium, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

25% Helium, Balance Argon Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:AR HE25200

NI HE50300

50% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

50% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:NI HE50300

E02AI99E3HA25V3

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 300 High Pressure Aluminum Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E02AI99E3HA25V3

NI HE50C23

50% Nitrogen, Balance Helium Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 590

Show Full Description Hide Full Description

Compare

50% Nitrogen, Balance Helium Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 590

50% Nitrogen, Balance Helium Industrial Grade Mix, 12 Pack Size 300 High Pressure Steel Cradle, CGA 590

Show Full Description Hide Full Description

Airgas Part #:NI HE50C23

E02AI99E15W0021

50PPM Nitrogen Dioxide, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum White Top, CGA 660 Washer

50PPM Nitrogen Dioxide, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum White Top, CGA 660 Washer

Show Full Description Hide Full Description

Compare

50PPM Nitrogen Dioxide, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum White Top, CGA 660 Washer

50PPM Nitrogen Dioxide, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum White Top, CGA 660 Washer

50PPM Nitrogen Dioxide, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum White Top, CGA 660 Washer

50PPM Nitrogen Dioxide, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum White Top, CGA 660 Washer

Show Full Description Hide Full Description

Airgas Part #:E02AI99E15W0021

X02AI97CP580822

2.5% Methane, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

2.5% Methane, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

2.5% Methane, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

2.5% Methane, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

2.5% Methane, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02AI97CP580822

X02HE60C2003108

40% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

40% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02HE60C2003108

X02HE60P3000000

40% Hydrogen, Balance Helium Primary Standard Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium Primary Standard Grade, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

40% Hydrogen, Balance Helium Primary Standard Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium Primary Standard Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium Primary Standard Grade, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Helium Primary Standard Grade, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02HE60P3000000

E02AI99E15A0456

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Compare

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

50PPM Propane, Balance Air EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Airgas Part #:E02AI99E15A0456

X02AI99CP582547

50PPM Ammonia, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

50PPM Ammonia, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Compare

50PPM Ammonia, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

50PPM Ammonia, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

50PPM Ammonia, Balance Air Certified Reference Material, 58 Liter Portable Disposable Aluminum Cylinder, CGA C10

Show Full Description Hide Full Description

Airgas Part #:X02AI99CP582547

X02AI97CP170954

2.5% Methane, Balance Air Certified Reference Material, 17 Steel Disposable Cylinder, CGA 600

2.5% Methane, Balance Air Certified Reference Material, 17 Steel Disposable Cylinder, CGA 600

Show Full Description Hide Full Description

Compare

2.5% Methane, Balance Air Certified Reference Material, 17 Steel Disposable Cylinder, CGA 600

2.5% Methane, Balance Air Certified Reference Material, 17 Steel Disposable Cylinder, CGA 600

2.5% Methane, Balance Air Certified Reference Material, 17 Steel Disposable Cylinder, CGA 600

Show Full Description Hide Full Description

Airgas Part #:X02AI97CP170954

X02AI99C15A1772

200PPM Carbon Monoxide, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum, CGA 590

200PPM Carbon Monoxide, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Compare

200PPM Carbon Monoxide, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum, CGA 590

200PPM Carbon Monoxide, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum, CGA 590

200PPM Carbon Monoxide, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum, CGA 590

200PPM Carbon Monoxide, Balance Air Certified Reference Material, Size 150 High Pressure Aluminum, CGA 590

Show Full Description Hide Full Description

Airgas Part #:X02AI99C15A1772

HE AR25200

25% Argon, Balance Helium Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

25% Argon, Balance Helium Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

25% Argon, Balance Helium Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

25% Argon, Balance Helium Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

25% Argon, Balance Helium Industrial Grade Mix, Size 200 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:HE AR25200

X02AI97C2003199

2.5% Methane, Balance Air Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 590

2.5% Methane, Balance Air Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

2.5% Methane, Balance Air Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 590

2.5% Methane, Balance Air Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 590

2.5% Methane, Balance Air Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:X02AI97C2003199

1
2
3
NEXT ›

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 |

9192F3300DE44EE25B19C952F6F1A3A1

9192F3300DE44EE25B19C952F6F1A3A1