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
3.5000000 99.9775000 81.0000000 81.9100000

Narrow Results:

{$title}

{$label}

Cylinder Size
150 Aluminum HP (2)

300 Steel HP (2)

200 Steel HP (1)

34L Steel Disp (1)

CGA Connection
CGA 350 (2)

CGA 330 (1)

CGA 580 (1)

CGA 600 (1)

CGA 660 (1)

Gas Component Amount 1
21.0000000 (5)

3.0000000 (5)

79.0000000 (5)

79.4900000 (5)

81.6400000 (5)

99.9960000 (5)

99.9980000 (5)

99.9998000 (5)

99.9999500 (5)

0.0000000 (4)

55.0000000 (4)

63.0000000 (4)

7.5000000 (4)

84.0000000 (4)

88.0000000 (4)

89.0000000 (4)

99.5000000 (4)

99.7500000 (4)

99.9739500 (4)

99.9750000 (4)

99.9800000 (4)

0.4000000 (3)

0.6000000 (3)

14.0000000 (3)

16.0000000 (3)

170.0000000 (3)

28.0000000 (3)

6.0200000 (3)

79.1000000 (3)

79.4940000 (3)

81.0420000 (3)

81.6375000 (3)

83.5400000 (3)

97.1000000 (3)

99.4000000 (3)

99.9947900 (3)

99.9997000 (3)

99.9999000 (3)

0.0300000 (2)

0.1000000 (2)

0.5000000 (2)

1.2500000 (2)

12.0000000 (2)

13.5000000 (2)

150.0000000 (2)

17.0000000 (2)

180.0000000 (2)

20.9000000 (2)

2000.0000000 (2)

22.5000000 (2)

3.4000000 (2)

400.0000000 (2)

43.0000000 (2)

450.0000000 (2)

66.0000000 (2)

67.6000000 (2)

69.0000000 (2)

71.5000000 (2)

74.0000000 (2)

74.9000000 (2)

78.4000000 (2)

79.6000000 (2)

800.0000000 (2)

82.4100000 (2)

83.0000000 (2)

89.5700000 (2)

9.0000000 (2)

91.0000000 (2)

93.0000000 (2)

98.9900000 (2)

99.1000000 (2)

99.9000000 (2)

99.9100000 (2)

99.9200000 (2)

99.9899000 (2)

99.9955000 (2)

99.9984000 (2)

99.9989000 (2)

99.9992500 (2)

99.9993000 (2)

99.9996000 (2)

0.0500000 (1)

0.2000000 (1)

0.9000000 (1)

1.1000000 (1)

1.1500000 (1)

1.1700000 (1)

1.7000000 (1)

10.5000000 (1)

1000.0000000 (1)

11.2200000 (1)

15.6000000 (1)

1920.0000000 (1)

20.8000000 (1)

200.0000000 (1)

27.0000000 (1)

270.0000000 (1)

3.1400000 (1)

300.0000000 (1)

3000.0000000 (1)

31.4000000 (1)

31.4100000 (1)

3200.0000000 (1)

33.0000000 (1)

34.6000000 (1)

36.0000000 (1)

375.0000000 (1)

38.0000000 (1)

385.0000000 (1)

39.0000000 (1)

4.5000000 (1)

43.2500000 (1)

45.0000000 (1)

47.9900000 (1)

481.0000000 (1)

5.6000000 (1)

500.0000000 (1)

53.0575000 (1)

53.7860000 (1)

59.0000000 (1)

6.5000000 (1)

61.0000000 (1)

62.0000000 (1)

64.6000000 (1)

64.9750000 (1)

65.5000000 (1)

68.0000000 (1)

69.6000000 (1)

71.0000000 (1)

74.7000000 (1)

74.9500000 (1)

75.9800000 (1)

750.0000000 (1)

76.0000000 (1)

76.5000000 (1)

77.3200000 (1)

77.8950000 (1)

77.9820000 (1)

78.0000000 (1)

78.4490000 (1)

78.5000000 (1)

79.1400000 (1)

79.2000000 (1)

79.4780000 (1)

79.4960000 (1)

79.6800000 (1)

79.7000000 (1)

79.7450000 (1)

79.9000000 (1)

79.9193000 (1)

79.9875000 (1)

80.4375000 (1)

80.4750000 (1)

80.4890000 (1)

80.5000000 (1)

80.6375000 (1)

80.7375000 (1)

81.9770000 (1)

82.4920000 (1)

82.4930000 (1)

82.4940000 (1)

83.0930000 (1)

83.5410000 (1)

83.6690000 (1)

83.7325000 (1)

83.8950000 (1)

85.4490000 (1)

85.4900000 (1)

85.5000000 (1)

86.0000000 (1)

86.8000000 (1)

87.0000000 (1)

87.0900000 (1)

87.0925000 (1)

87.4760000 (1)

88.5000000 (1)

89.1850000 (1)

89.4900000 (1)

90.3990000 (1)

90.4000000 (1)

90.4700000 (1)

900.0000000 (1)

91.5000000 (1)

92.9975000 (1)

93.2000000 (1)

93.8140000 (1)

93.8450000 (1)

94.0000000 (1)

95.5000000 (1)

96.3000000 (1)

96.5000000 (1)

96.7685000 (1)

96.7940000 (1)

97.2500000 (1)

97.3500000 (1)

97.4875000 (1)

97.4900000 (1)

97.6000000 (1)

97.7700000 (1)

97.8000000 (1)

97.8400000 (1)

97.9000000 (1)

98.2000000 (1)

98.5000000 (1)

98.6500000 (1)

98.8000000 (1)

98.8900000 (1)

98.9000000 (1)

98.9320000 (1)

98.9500000 (1)

99.0810000 (1)

99.2000000 (1)

99.5500000 (1)

99.6400000 (1)

99.7300000 (1)

99.7900000 (1)

99.8000000 (1)

99.8500000 (1)

99.8800000 (1)

99.9370000 (1)

99.9499500 (1)

99.9595000 (1)

99.9597670 (1)

99.9597700 (1)

99.9597960 (1)

99.9600000 (1)

99.9620000 (1)

99.9685000 (1)

99.9690000 (1)

99.9715000 (1)

99.9749500 (1)

99.9799000 (1)

99.9820000 (1)

99.9830000 (1)

99.9832000 (1)

99.9848000 (1)

99.9869700 (1)

99.9890000 (1)

99.9895800 (1)

99.9899880 (1)

99.9899940 (1)

99.9910000 (1)

99.9920000 (1)

99.9922000 (1)

99.9925000 (1)

99.9940000 (1)

99.9945000 (1)

99.9965000 (1)

99.9970000 (1)

99.9973000 (1)

99.9985000 (1)

99.9991000 (1)

99.9991805 (1)

99.9992000 (1)

99.9994000 (1)

99.9994300 (1)

99.9994900 (1)

99.9997500 (1)

99.9998800 (1)

99.9999250 (1)

99.9999990 (1)

Gas Component 1
% HYDROGEN (2)

% NITROGEN (2)

% HELIUM (1)

% METHANE (1)

Gas Component Amount 2
225.0000000 (2)

96.5000000 (2)

1.0000000 (1)

3.4000000 (1)

Gas Component 2
% CARBON DIOXIDE (1)

% HELIUM (1)

% METHANE (1)

% NITROGEN (1)

PPM HYDROGEN SULFIDE (1)

PPM NITRIC OXIDE (1)

Gas Component Amount 3
15.6000000 (1)

18.0000000 (1)

Gas Component 3
% NITROGEN (1)

% OXYGEN (1)

Compare Products Up to 4

Mixed Gases

Sort by:

X03HE81Z3000395

3.4% Carbon Dioxide, 15.6% Nitrogen, Balance Helium Laserplus 324 Grade, Size 300 High Pressure Steel Cylinder, CGA 580

3.4% Carbon Dioxide, 15.6% Nitrogen, Balance Helium Laserplus 324 Grade, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

3.4% Carbon Dioxide, 15.6% Nitrogen, Balance Helium Laserplus 324 Grade, Size 300 High Pressure Steel Cylinder, CGA 580

3.4% Carbon Dioxide, 15.6% Nitrogen, Balance Helium Laserplus 324 Grade, Size 300 High Pressure Steel Cylinder, CGA 580

3.4% Carbon Dioxide, 15.6% Nitrogen, Balance Helium Laserplus 324 Grade, Size 300 High Pressure Steel Cylinder, CGA 580

3.4% Carbon Dioxide, 15.6% Nitrogen, Balance Helium Laserplus 324 Grade, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X03HE81Z3000395

X03NI81CP340014

1% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Steel Cylinder, CGA 600

1% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Steel Cylinder, CGA 600

Show Full Description Hide Full Description

Compare

1% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Steel Cylinder, CGA 600

1% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Steel Cylinder, CGA 600

1% Methane, 18% Oxygen, Balance Nitrogen Certified Reference Material, 34 Liter Portable Disposable Steel Cylinder, CGA 600

Show Full Description Hide Full Description

Airgas Part #:X03NI81CP340014

X02NI96C3000460

3.5% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

3.5% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

3.5% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

3.5% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

3.5% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

3.5% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI96C3000460

X02ME99C15AK197

225PPM Hydrogen Sulfide, Balance Methane Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

225PPM Hydrogen Sulfide, Balance Methane Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

Show Full Description Hide Full Description

Compare

225PPM Hydrogen Sulfide, Balance Methane Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

225PPM Hydrogen Sulfide, Balance Methane Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

225PPM Hydrogen Sulfide, Balance Methane Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

225PPM Hydrogen Sulfide, Balance Methane Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 330

Show Full Description Hide Full Description

Airgas Part #:X02ME99C15AK197

X02NI99C15A2148

225PPM Nitirc Oxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

225PPM Nitirc Oxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Compare

225PPM Nitirc Oxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

225PPM Nitirc Oxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

225PPM Nitirc Oxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

225PPM Nitirc Oxide, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Airgas Part #:X02NI99C15A2148

X02HE96C200F295

3.5% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

3.5% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

3.5% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

3.5% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

3.5% Hydrogen, Balance Helium Certified Reference Material, Size 200 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02HE96C200F295

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 |

93C5425936C1F7B9803321C6CE55765D

93C5425936C1F7B9803321C6CE55765D

93C5425936C1F7B9803321C6CE55765D