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

One Time Payment | 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

One Time Payment | 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
By Manufacturer
Airgas
Gas Comp Amount2
43.0000000 99.4000000 3.1400000 12.6000000 99.6000000

Narrow Results:

{$title}

{$label}

Cylinder Size
300 Steel HP (4)

150 Aluminum HP (2)

CGA Connection
CGA 580 (4)

CGA 350 (1)

CGA 660 (1)

Gas Component Amount 1
0.6000000 (2)

0.4000000 (1)

27.0000000 (1)

31.4000000 (1)

55.0000000 (1)

Gas Component 1
% HELIUM (1)

% HYDROGEN (1)

% NITROGEN (1)

% NITROUS OXIDE (1)

% OXYGEN (1)

PPM SULFUR DIOXIDE (1)

Gas Component Amount 2
200.0000000 (5)

250.0000000 (5)

300.0000000 (5)

55.0000000 (5)

7.0000000 (5)

70.0000000 (5)

99.0000000 (5)

0.6000000 (4)

17.0000000 (4)

1800.0000000 (4)

22.0000000 (4)

260.5000000 (4)

45.0000000 (4)

500.0000000 (4)

65.0000000 (4)

7.5000000 (4)

97.0000000 (4)

0.3500000 (3)

1.7000000 (3)

14.0000000 (3)

180.0000000 (3)

2.9000000 (3)

4.5000000 (3)

52.1000000 (3)

800.0000000 (3)

86.0000000 (3)

9.0000000 (3)

900.0000000 (3)

92.0000000 (3)

94.0000000 (3)

96.0000000 (3)

99.9920000 (3)

99.9960000 (3)

0.0300000 (2)

0.1000000 (2)

0.9000000 (2)

1.2000000 (2)

1000.0000000 (2)

11.0000000 (2)

1500.0000000 (2)

20.6000000 (2)

225.0000000 (2)

2500.0000000 (2)

26.0000000 (2)

3.5000000 (2)

5.4000000 (2)

5000.0000000 (2)

81.0000000 (2)

88.0000000 (2)

96.5000000 (2)

99.8000000 (2)

99.9000000 (2)

99.9200000 (2)

99.9550000 (2)

99.9850000 (2)

99.9910000 (2)

0.1150000 (1)

0.1220000 (1)

0.1800000 (1)

0.2000000 (1)

0.2500000 (1)

0.3300000 (1)

0.8000000 (1)

1.0500000 (1)

1.1000000 (1)

1.3500000 (1)

1.5000000 (1)

1.6200000 (1)

1.8000000 (1)

104.2000000 (1)

10680.0000000 (1)

120.0000000 (1)

1200.0000000 (1)

130.3000000 (1)

15.6000000 (1)

150.0000000 (1)

159.0000000 (1)

1820.0000000 (1)

19.7600000 (1)

2.1000000 (1)

2.4000000 (1)

2.6500000 (1)

2.7500000 (1)

2.8000000 (1)

20.7000000 (1)

20.8000000 (1)

2000.0000000 (1)

21.5000000 (1)

2100.0000000 (1)

23.4000000 (1)

24.0000000 (1)

2600.0000000 (1)

285.0000000 (1)

3.4000000 (1)

3.6000000 (1)

3.7000000 (1)

3.7400000 (1)

31.5000000 (1)

33.0000000 (1)

3600.0000000 (1)

380.0000000 (1)

4.6000000 (1)

400.0000000 (1)

4500.0000000 (1)

5.5000000 (1)

6.5000000 (1)

61.0000000 (1)

65.4500000 (1)

65.4600000 (1)

66.0000000 (1)

73.0000000 (1)

750.0000000 (1)

76.0000000 (1)

77.5000000 (1)

775.0000000 (1)

78.0000000 (1)

78.4000000 (1)

79.0000000 (1)

79.1000000 (1)

79.2000000 (1)

79.3800000 (1)

79.4875000 (1)

8.6000000 (1)

80.4890000 (1)

80.9830000 (1)

82.4930000 (1)

83.0000000 (1)

87.5000000 (1)

88.7800000 (1)

91.0000000 (1)

93.0000000 (1)

93.4500000 (1)

95.5000000 (1)

97.4900000 (1)

97.8000000 (1)

98.7500000 (1)

98.8500000 (1)

98.8925000 (1)

99.1000000 (1)

99.5000000 (1)

99.9100000 (1)

99.9250000 (1)

99.9500000 (1)

99.9519000 (1)

99.9615000 (1)

99.9700000 (1)

99.9730000 (1)

99.9820000 (1)

99.9830000 (1)

99.9840000 (1)

99.9905000 (1)

99.9970000 (1)

99.9972000 (1)

99.9991000 (1)

99.9992000 (1)

99.9999400 (1)

99.9999500 (1)

99.9999900 (1)

Gas Component 2
% NITROGEN (2)

% ARGON (1)

% CARBON DIOXIDE (1)

% HELIUM (1)

% OXYGEN (1)

Gas Component Amount 3
2.0000000 (1)

65.4600000 (1)

87.3973000 (1)

Gas Component 3
% CARBON DIOXIDE (1)

% HELIUM (1)

% NITROGEN (1)

Compare Products Up to 4

Mixed Gases

Sort by:

HE AR43CD2300

2% Carbon Dioxide, 43% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

2% Carbon Dioxide, 43% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

2% Carbon Dioxide, 43% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

2% Carbon Dioxide, 43% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

2% Carbon Dioxide, 43% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

2% Carbon Dioxide, 43% Argon, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:HE AR43CD2300

X02HE99C30043C2

0.4% Nitrous Oxide, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.4% Nitrous Oxide, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Compare

0.4% Nitrous Oxide, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.4% Nitrous Oxide, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.4% Nitrous Oxide, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

0.4% Nitrous Oxide, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 590

Show Full Description Hide Full Description

Airgas Part #:X02HE99C30043C2

X03NI87C15A0005

12.6% Oxygen, 27PPM Sulfur Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

12.6% Oxygen, 27PPM Sulfur Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Compare

12.6% Oxygen, 27PPM Sulfur Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

12.6% Oxygen, 27PPM Sulfur Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

12.6% Oxygen, 27PPM Sulfur Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

12.6% Oxygen, 27PPM Sulfur Dioxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Airgas Part #:X03NI87C15A0005

X03HE65C30013Y6

3.14% Carbon Dioxide, 31.4% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

3.14% Carbon Dioxide, 31.4% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

3.14% Carbon Dioxide, 31.4% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

3.14% Carbon Dioxide, 31.4% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

3.14% Carbon Dioxide, 31.4% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

3.14% Carbon Dioxide, 31.4% Nitrogen, Balance Helium Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X03HE65C30013Y6

X02NI99C15A1742

0.6% Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

0.6% Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

Show Full Description Hide Full Description

Compare

0.6% Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

0.6% Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

0.6% Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

0.6% Oxygen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X02NI99C15A1742

X02NI99C30053D3

0.6% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

0.6% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

0.6% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

0.6% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

0.6% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

0.6% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI99C30053D3

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
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
ONE TIME PAYMENT
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 |

F850C44DC76252A334B4391D503CCB7D

F850C44DC76252A334B4391D503CCB7D

F850C44DC76252A334B4391D503CCB7D