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
99.9250000 99.9850000 30.0000000 99.4000000 40.0000000 81.8420000 81.9375000
Gas Comp 2
PPM PHOSPHINE NITROGEN HYDROGEN HELIUM SULFUR HEXAFLUORIDE CYCLOHEXENE

Narrow Results:

{$title}

{$label}

Cylinder Size
300 Steel HP (15)

150 Aluminum HP (9)

200 Steel HP (5)

12 Pack 300 Steel HP (2)

6 Pack (2)

80 Steel HP (2)

12 Pack (1)

58L Aluminum Disp (1)

6 Pack 200 Steel HP (1)

6 Pack 300 Steel HP (1)

CGA Connection
CGA 350 (16)

CGA 580 (11)

CGA 660 (2)

CGA 330 (1)

CGA 590 (1)

CGA 660 Washer (1)

CGA C10 (1)

Gas Component Amount 1
60.0000000 (19)

150.0000000 (5)

0.6000000 (2)

18.0000000 (2)

5.0000000 (2)

70.0000000 (2)

375.0000000 (1)

Gas Component 1
% NITROGEN (9)

% CARBON DIOXIDE (6)

% HELIUM (6)

PPM CARBON MONOXIDE (3)

% ARGON (2)

% HYDROGEN (2)

% OXYGEN (2)

PPM AMMONIA (1)

PPM HYDROGEN SULFIDE (1)

PPM NITRIC OXIDE (1)

Gas Component Amount 2
5.0000000 (26)

60.0000000 (17)

95.0000000 (15)

10.0000000 (13)

75.0000000 (12)

90.0000000 (12)

4.0000000 (10)

50.0000000 (9)

80.0000000 (9)

98.0000000 (9)

99.9950000 (9)

99.9975000 (8)

2.0000000 (7)

25.0000000 (7)

35.0000000 (7)

85.0000000 (7)

3.0000000 (6)

82.0000000 (6)

99.9900000 (6)

99.9990000 (6)

99.9995000 (6)

0.5000000 (5)

99.9910000 (5)

99.9960000 (5)

1.0000000 (4)

20.0000000 (4)

55.0000000 (4)

70.0000000 (4)

99.9730000 (4)

2.9000000 (3)

7.0000000 (3)

88.0000000 (3)

92.0000000 (3)

96.0000000 (3)

99.0000000 (3)

99.9000000 (3)

99.9200000 (3)

99.9500000 (3)

99.9550000 (3)

99.9920000 (3)

99.9972000 (3)

99.9973000 (3)

16.0000000 (2)

2.5000000 (2)

22.0000000 (2)

26.0000000 (2)

61.0000000 (2)

76.0000000 (2)

77.5000000 (2)

8.0000000 (2)

81.0000000 (2)

81.9550000 (2)

83.0000000 (2)

96.5000000 (2)

99.8000000 (2)

99.9100000 (2)

99.9150000 (2)

99.9280000 (2)

99.9460000 (2)

99.9700000 (2)

99.9725000 (2)

99.9745000 (2)

99.9750000 (2)

99.9830000 (2)

99.9840000 (2)

99.9890000 (2)

99.9945000 (2)

99.9955000 (2)

99.9970000 (2)

99.9978000 (2)

99.9982000 (2)

99.9983000 (2)

99.9992000 (2)

0.2000000 (1)

1.2000000 (1)

1.7000000 (1)

1.8000000 (1)

15.6000000 (1)

2.1000000 (1)

2.4000000 (1)

2.6500000 (1)

23.4000000 (1)

24.0000000 (1)

3.7000000 (1)

3.7400000 (1)

45.0000000 (1)

59.5000000 (1)

65.0000000 (1)

65.4500000 (1)

65.4600000 (1)

66.0000000 (1)

7.5000000 (1)

73.0000000 (1)

76.9100000 (1)

77.4955000 (1)

77.8200000 (1)

78.0000000 (1)

78.4000000 (1)

78.9450000 (1)

79.0000000 (1)

79.0906000 (1)

79.1000000 (1)

79.2000000 (1)

79.3800000 (1)

79.4875000 (1)

80.4890000 (1)

80.9830000 (1)

81.6025000 (1)

82.4930000 (1)

82.5000000 (1)

82.9820000 (1)

84.7750000 (1)

84.9850000 (1)

84.9920000 (1)

86.0000000 (1)

86.5000000 (1)

87.5000000 (1)

87.9000000 (1)

88.5000000 (1)

88.7800000 (1)

88.8625000 (1)

88.9175000 (1)

88.9550000 (1)

89.0000000 (1)

91.0000000 (1)

93.0000000 (1)

93.4500000 (1)

93.7500000 (1)

94.0000000 (1)

97.0000000 (1)

97.5000000 (1)

97.9000000 (1)

98.3000000 (1)

98.5000000 (1)

99.3600000 (1)

99.6000000 (1)

99.7000000 (1)

99.7140000 (1)

99.7300000 (1)

99.7580000 (1)

99.7700000 (1)

99.7750000 (1)

99.8200000 (1)

99.8400000 (1)

99.8650000 (1)

99.8810000 (1)

99.8900000 (1)

99.8935000 (1)

99.9230000 (1)

99.9340000 (1)

99.9519000 (1)

99.9600000 (1)

99.9615000 (1)

99.9640000 (1)

99.9670000 (1)

99.9800000 (1)

99.9819000 (1)

99.9820000 (1)

99.9835000 (1)

99.9865000 (1)

99.9901000 (1)

99.9902000 (1)

99.9905000 (1)

99.9917500 (1)

99.9918000 (1)

99.9925000 (1)

99.9930000 (1)

99.9935000 (1)

99.9937000 (1)

99.9940000 (1)

99.9946000 (1)

99.9959400 (1)

99.9961500 (1)

99.9962500 (1)

99.9964000 (1)

99.9965000 (1)

99.9972500 (1)

99.9974500 (1)

99.9976000 (1)

99.9977500 (1)

99.9979000 (1)

99.9980000 (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)

99.9999400 (1)

99.9999500 (1)

99.9999900 (1)

Gas Component 2
% CARBON DIOXIDE (8)

PPM HYDROGEN SULFIDE (8)

% OXYGEN (2)

PPM CARBON MONOXIDE (2)

PPB ETHANE (1)

PPM METHYL MERCAPTAN (1)

PPM NITRIC OXIDE (1)

PPM PROPANE (1)

Gas Component Amount 3
55.0000000 (2)

375.0000000 (1)

625.0000000 (1)

900.0000000 (1)

Gas Component 3
% NITROGEN (2)

PPM CARBON MONOXIDE (2)

PPM SULFUR DIOXIDE (1)

Gas Component Amount 4
680.0000000 (1)

Gas Component 4
PPM NITRIC OXIDE (1)

Compare Products Up to 4

Mixed Gases

Sort by:

X02NI60C3001493

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI60C3001493

X02NI60A803006

40% Hydrogen, Balance Nitrogen FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 80 High Pressure Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 80 High Pressure Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

40% Hydrogen, Balance Nitrogen FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 80 High Pressure Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 80 High Pressure Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 80 High Pressure Cylinder, CGA 350

40% Hydrogen, Balance Nitrogen FID (Flame Ionization Detector) Flame Ion Fuel Grade, Size 80 High Pressure Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI60A803006

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

HE NI30300

30% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

30% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

30% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

30% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

30% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

30% Nitrogen, Balance Helium Industrial Grade Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:HE NI30300

X02HE60AC6226B1

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, 6 Pack Size 200 High Pressure Steel Cradle, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, 6 Pack Size 200 High Pressure Steel Cradle, CGA 350

Show Full Description Hide Full Description

Compare

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, 6 Pack Size 200 High Pressure Steel Cradle, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, 6 Pack Size 200 High Pressure Steel Cradle, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, 6 Pack Size 200 High Pressure Steel Cradle, CGA 350

40% Hydrogen, Balance Helium FID (Flame Ionization Detector) Flame Ion Fuel Grade, 6 Pack Size 200 High Pressure Steel Cradle, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02HE60AC6226B1

X02HY60C3005533

40% Helium, Balance Hydrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Helium, Balance Hydrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Compare

40% Helium, Balance Hydrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Helium, Balance Hydrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Helium, Balance Hydrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

40% Helium, Balance Hydrogen Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02HY60C3005533

X02AR60C3003LS0

40% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

40% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Certified Reference Material, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X02AR60C3003LS0

X02NI60C15AJ199

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Compare

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

40% Hydrogen, Balance Nitrogen Certified Reference Material, Size 150 High Pressure Aluminum, CGA 350

Show Full Description Hide Full Description

Airgas Part #:X02NI60C15AJ199

CD FGNI40300

40% Nitrogen, Balance Carbon Dioxide Food Grade, Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA 580

40% Nitrogen, Balance Carbon Dioxide Food Grade, Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

40% Nitrogen, Balance Carbon Dioxide Food Grade, Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA 580

40% Nitrogen, Balance Carbon Dioxide Food Grade, Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA 580

40% Nitrogen, Balance Carbon Dioxide Food Grade, Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA 580

40% Nitrogen, Balance Carbon Dioxide Food Grade, Industrial Mix, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:CD FGNI40300

CD FGNI40C23

40% Nitrogen, Balance Carbon Dioxide Food Grade, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

40% Nitrogen, Balance Carbon Dioxide Food Grade, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

Show Full Description Hide Full Description

Compare

40% Nitrogen, Balance Carbon Dioxide Food Grade, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

40% Nitrogen, Balance Carbon Dioxide Food Grade, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

40% Nitrogen, Balance Carbon Dioxide Food Grade, 12 Pack Size 300 High Pressure Steel Cradle, CGA 580

Show Full Description Hide Full Description

Airgas Part #:CD FGNI40C23

X02AR60B3000001

40% Helium, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Compare

40% Helium, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

40% Helium, Balance Argon Batch Analyzed Mixture, Size 300 High Pressure Steel Cylinder, CGA 580

Show Full Description Hide Full Description

Airgas Part #:X02AR60B3000001

E02NI99E15A0445

150PPM Hydrogen Sulfide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 330

150PPM Hydrogen Sulfide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 330

Show Full Description Hide Full Description

Compare

150PPM Hydrogen Sulfide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 330

150PPM Hydrogen Sulfide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 330

150PPM Hydrogen Sulfide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 330

150PPM Hydrogen Sulfide, Balance Nitrogen EPA Protocol Standard Mixture, Size 150 High Pressure Aluminum Cylinder, CGA 330

Show Full Description Hide Full Description

Airgas Part #:E02NI99E15A0445

X03NI99P15A01H0

375PPM Carbon Monoxide, 375PPM Sulfur Dioxide, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 660

375PPM Carbon Monoxide, 375PPM Sulfur Dioxide, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Compare

375PPM Carbon Monoxide, 375PPM Sulfur Dioxide, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 660

375PPM Carbon Monoxide, 375PPM Sulfur Dioxide, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 660

375PPM Carbon Monoxide, 375PPM Sulfur Dioxide, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 660

375PPM Carbon Monoxide, 375PPM Sulfur Dioxide, Balance Nitrogen Primary Standard Grade, Size 150 High Pressure Aluminum Cylinder, CGA 660

Show Full Description Hide Full Description

Airgas Part #:X03NI99P15A01H0

‹ PREV
1
2

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 |

A7A6280272FDFFA9F2E355C4EEB08E0B

A7A6280272FDFFA9F2E355C4EEB08E0B