Gases | STG (stg2.airgas.com)

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

Shop
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

#1 Promotion Text #1
View All

Home/
Category Page/
Gases

Results For:
By Category
Gases
Gas Comp Amount2
42.5000000 96.0000000

Narrow Results:

By Category
Mixed Gases (10)

Cylinder Size
dqa test cylinder size business facet 1 (4)

dqa test cylinder size business facet 2 (4)

business facet 1 (2)

business facet 2 (2)

CGA Connection
296 (1)

580 (1)

Gas Comp Amount1
99.9957500 (2)

99.7957500 (1)

4.0000000 (6)

Gas Comp 2
% NITROGEN (4)

PPM NITROGEN DIOXIDE (4)

% ARGON (1)

% OXYGEN (1)

Gas Comp Amount2
126000.0000000 (1)

13500.0000000 (1)

9900.0000000 (1)

8000.0000000 (1)

6500.0000000 (1)

5200.0000000 (1)

5000.0000000 (3)

4000.0000000 (1)

2500.0000000 (1)

2100.0000000 (1)

2000.0000000 (4)

1800.0000000 (5)

1625.0000000 (1)

1550.0000000 (1)

1500.0000000 (1)

1350.0000000 (1)

1200.0000000 (1)

975.0000000 (1)

950.0000000 (1)

900.0000000 (1)

844.0000000 (1)

800.0000000 (2)

757.0000000 (1)

741.0000000 (1)

617.0000000 (1)

516.0000000 (1)

500.0000000 (8)

485.0000000 (1)

480.0000000 (1)

465.0000000 (1)

449.2000000 (1)

425.0000000 (1)

420.0000000 (1)

415.0000000 (1)

400.0000000 (4)

377.0000000 (1)

360.0000000 (2)

350.0000000 (1)

330.0000000 (1)

300.0000000 (4)

295.0000000 (1)

275.0000000 (1)

252.0000000 (1)

250.0000000 (5)

244.0000000 (1)

240.0000000 (1)

235.0000000 (1)

230.0000000 (2)

225.0000000 (1)

206.0000000 (1)

200.0000000 (5)

193.6000000 (1)

190.0000000 (2)

185.0000000 (1)

180.0000000 (6)

171.0000000 (1)

170.0000000 (1)

165.0000000 (3)

160.0000000 (4)

150.0000000 (2)

140.0000000 (1)

137.5000000 (1)

135.0000000 (3)

129.0000000 (1)

115.0000000 (1)

110.0000000 (1)

99.9900000 (8)

99.9990000 (8)

99.9995000 (6)

99.9000000 (5)

99.9750000 (5)

99.9980000 (5)

99.99 (3)

99.9945000 (3)

99.9955000 (3)

99.9850000 (2)

99.9910000 (2)

99.9920000 (2)

99.9925000 (2)

99.9940000 (2)

99.9970000 (2)

99.9973000 (2)

99.9978000 (2)

99.9982000 (2)

99.9983000 (2)

99.9991500 (2)

99.9992000 (2)

99.9996000 (2)

99.9100000 (1)

99.9150000 (1)

99.9200000 (1)

99.9230000 (1)

99.9340000 (1)

99.9460000 (1)

99.9519000 (1)

99.9600000 (1)

99.9615000 (1)

99.9640000 (1)

99.9670000 (1)

99.9700000 (1)

99.9725000 (1)

99.9730000 (1)

99.9745000 (1)

99.9780000 (1)

99.9890000 (1)

99.9905000 (1)

99.9915000 (1)

99.9917500 (1)

99.9922000 (1)

99.9930000 (1)

99.9937000 (1)

99.9937500 (1)

99.9948000 (1)

99.9952000 (1)

99.9958000 (1)

99.9960000 (1)

99.9972500 (1)

99.9976000 (1)

99.9977500 (1)

99.9983500 (1)

99.9985000 (1)

99.9989000 (1)

99.9991000 (1)

99.9996500 (1)

99.9998000 (1)

99.9999400 (1)

99.8000000 (3)

99.8945000 (2)

99.8400000 (1)

99.8905000 (1)

99.8912000 (1)

99.8930000 (1)

99.8935000 (1)

99.8940000 (1)

99.8950000 (1)

99.8955000 (1)

99.8960000 (1)

99.8962500 (1)

99.8968000 (1)

99.8975000 (1)

99.8981500 (1)

99.8983000 (1)

99.8984500 (1)

99.8985000 (1)

99.8987500 (1)

99.8994000 (1)

99.7140000 (1)

99.7500000 (1)

99.7580000 (1)

99.7700000 (1)

99.7991000 (1)

99.6000000 (2)

99.5000000 (2)

99.5200000 (1)

99.4000000 (3)

99.2975000 (2)

99.1000000 (1)

99.0100000 (1)

99.0500000 (1)

98.9475000 (1)

98.3000000 (1)

97.9900000 (1)

97.5000000 (6)

97.4875000 (1)

97.4925000 (1)

97.0000000 (6)

96.5000000 (1)

94.9975000 (1)

94.0000000 (3)

93.7500000 (1)

93.0000000 (3)

92.5000000 (1)

92.0000000 (7)

92 (1)

91.2475000 (1)

91.0000000 (2)

90.4900000 (1)

89.5000000 (1)

88.9550000 (1)

88.5000000 (1)

88.0000000 (2)

87.9950000 (2)

87.5000000 (1)

86.5000000 (1)

86.0000000 (1)

85.5000000 (1)

84.7750000 (1)

84.0000000 (2)

83.0000000 (4)

83 (1)

82.6000000 (1)

82.0000000 (6)

81.9375000 (1)

81.9550000 (1)

81.7445000 (1)

81.0000000 (4)

80.6375000 (2)

79.4875000 (2)

79.2000000 (1)

79.1000000 (1)

79.0000000 (6)

79.0906000 (1)

78.4000000 (3)

78.2000000 (1)

78.1000000 (2)

78.0000000 (2)

77.8200000 (1)

77.5000000 (1)

77.0000000 (1)

76.9100000 (1)

76.8600000 (1)

76.0000000 (4)

74.0000000 (1)

73.0000000 (1)

69.9500000 (1)

67.0000000 (1)

66.0000000 (2)

65.4600000 (1)

63.0000000 (3)

62.0000000 (1)

61.0000000 (1)

58.0000000 (1)

56.5000000 (1)

56.0000000 (1)

54.0000000 (2)

52.0000000 (1)

51.0000000 (1)

49.0000000 (1)

48.0000000 (1)

47.5000000 (3)

47.0000000 (2)

46.0000000 (1)

44.0000000 (1)

43.0000000 (4)

42.0000000 (4)

38.0000000 (2)

37.5000000 (2)

37.0000000 (2)

34.0000000 (1)

33.0000000 (2)

32.0000000 (2)

31.5000000 (1)

31.0000000 (1)

28.0000000 (2)

27.5000000 (3)

27.0000000 (7)

24.0000000 (1)

23.8000000 (1)

23.4000000 (1)

23.0000000 (1)

22.5000000 (1)

22.0000000 (3)

21.2500000 (1)

20.9000000 (7)

19.0000000 (1)

18.9000000 (1)

18 (1)

17.5000000 (5)

17.0000000 (6)

16.5000000 (1)

16.0000000 (8)

15.6000000 (1)

14.0000000 (5)

13.7500000 (1)

13.0000000 (1)

12.5000000 (5)

11.0000000 (5)

10.5000000 (1)

9.5000000 (3)

8.5000000 (4)

7.5000000 (8)

6.2500000 (1)

5.4000000 (1)

4.5000000 (4)

4.4000000 (1)

3.7000000 (1)

3.7500000 (1)

3.5000000 (2)

3.4000000 (1)

2.8000000 (1)

2.6000000 (1)

2.2000000 (1)

2.1000000 (1)

1.7000000 (5)

1.5000000 (6)

1.4500000 (2)

1.3500000 (1)

1.1000000 (3)

1.0500000 (1)

0.9000000 (1)

0.9500000 (1)

0.8000000 (1)

0.8500000 (1)

0.7000000 (1)

0.7500000 (1)

0.6000000 (3)

0.4500000 (1)

0.3000000 (6)

0.3500000 (1)

0.3900000 (1)

0.2500000 (1)

0.2700000 (1)

0.2800000 (1)

0.1050000 (2)

0.1000000 (1)

0.1500000 (1)

0.0050000 (1)

0.0100000 (1)

0.0800000 (1)

Gas Comp 3
PPM OXYGEN (1)

Gas Comp Amount3
2000.0000000 (1)

Compare Products Up to 4

Gases

Sort by:

X02OX96C20011L6

4% Argon Balance Oxygen Certified Standard Mixture, Size 200 Cylinder, CGA-296

4% Argon Balance Oxygen Certified Standard Mixture, Size 200 Cylinder, CGA-296

Show Full Description Hide Full Description

Compare

4% Argon Balance Oxygen Certified Standard Mixture, Size 200 Cylinder, CGA-296

4% Argon Balance Oxygen Certified Standard Mixture, Size 200 Cylinder, CGA-296

4% Argon Balance Oxygen Certified Standard Mixture, Size 200 Cylinder, CGA-296

Show Full Description Hide Full Description

Airgas Part #:X02OX96C20011L6

X02NI96C2003095

4% Oxygen Balance Nitrogen Certified Standard Mixture, Size 200 Cylinder, CGA-580

4% Oxygen Balance Nitrogen Certified Standard Mixture, Size 200 Cylinder, CGA-580

Show Full Description Hide Full Description

Compare

4% Oxygen Balance Nitrogen Certified Standard Mixture, Size 200 Cylinder, CGA-580

4% Oxygen Balance Nitrogen Certified Standard Mixture, Size 200 Cylinder, CGA-580

4% Oxygen Balance Nitrogen Certified Standard Mixture, Size 200 Cylinder, CGA-580

Show Full Description Hide Full Description

Airgas Part #:X02NI96C2003095

NI HY4C63

Nitrogen 96 Hy 4 Size 300 6PK

Nitrogen 96 Hy 4 Size 300 6PK

Show Full Description Hide Full Description

Compare

Nitrogen 96 Hy 4 Size 300 6PK

Nitrogen 96 Hy 4 Size 300 6PK

Nitrogen 96 Hy 4 Size 300 6PK

Show Full Description Hide Full Description

Airgas Part #:NI HY4C63

E02AI99E15AC1H0

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Air Ultra Zero Nitrogen Dioxide 40-45PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Air Ultra Zero Nitrogen Dioxide 40-45PPM Custom Mix

Show Full Description Hide Full Description

Compare

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Air Ultra Zero Nitrogen Dioxide 40-45PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Air Ultra Zero Nitrogen Dioxide 40-45PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Air Ultra Zero Nitrogen Dioxide 40-45PPM Custom Mix

Show Full Description Hide Full Description

Airgas Part #:E02AI99E15AC1H0

E02AI99E15ACGF8

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-45PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-45PPM Custom Mix

Show Full Description Hide Full Description

Compare

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-45PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-45PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-45PPM Custom Mix

Show Full Description Hide Full Description

Airgas Part #:E02AI99E15ACGF8

NI HY4125

Nitrogen 96 Hy 4 Size 125 CGA-350

Nitrogen 96 Hy 4 Size 125 CGA-350

Show Full Description Hide Full Description

Compare

Nitrogen 96 Hy 4 Size 125 CGA-350

Nitrogen 96 Hy 4 Size 125 CGA-350

Nitrogen 96 Hy 4 Size 125 CGA-350

Show Full Description Hide Full Description

Airgas Part #:NI HY4125

E02AI99E15AC033

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-44.8PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-44.8PPM Custom Mix

Show Full Description Hide Full Description

Compare

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-44.8PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-44.8PPM Custom Mix

Ep 42.5PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660 Nitrogen Dioxide 40-44.8PPM Custom Mix

Show Full Description Hide Full Description

Airgas Part #:E02AI99E15AC033

E03NI99E15AC4X0

Ep 42.5PPM Nitrogen Dioxide 2000PPM Oxygen Balance Nitrogen Size 150A Epa Protocol Standard CGA 660 Expiration Date On Coa Custom Mix

Ep 42.5PPM Nitrogen Dioxide 2000PPM Oxygen Balance Nitrogen Size 150A Epa Protocol Standard CGA 660 Expiration Date On Coa Custom Mix

Show Full Description Hide Full Description

Compare

Ep 42.5PPM Nitrogen Dioxide 2000PPM Oxygen Balance Nitrogen Size 150A Epa Protocol Standard CGA 660 Expiration Date On Coa Custom Mix

Ep 42.5PPM Nitrogen Dioxide 2000PPM Oxygen Balance Nitrogen Size 150A Epa Protocol Standard CGA 660 Expiration Date On Coa Custom Mix

Ep 42.5PPM Nitrogen Dioxide 2000PPM Oxygen Balance Nitrogen Size 150A Epa Protocol Standard CGA 660 Expiration Date On Coa Custom Mix

Show Full Description Hide Full Description

Airgas Part #:E03NI99E15AC4X0

AR HY4C23W

Argon 96 Hy 4 Size 300 12PK CGA-350 With Wheels

Argon 96 Hy 4 Size 300 12PK CGA-350 With Wheels

Show Full Description Hide Full Description

Compare

Argon 96 Hy 4 Size 300 12PK CGA-350 With Wheels

Argon 96 Hy 4 Size 300 12PK CGA-350 With Wheels

Argon 96 Hy 4 Size 300 12PK CGA-350 With Wheels

Show Full Description Hide Full Description

Airgas Part #:AR HY4C23W

NI HY4C23W

Nitrogen 96 Hy 4 12PK Size 300 CGA-350 With Wheels

Nitrogen 96 Hy 4 12PK Size 300 CGA-350 With Wheels

Show Full Description Hide Full Description

Compare

Nitrogen 96 Hy 4 12PK Size 300 CGA-350 With Wheels

Nitrogen 96 Hy 4 12PK Size 300 CGA-350 With Wheels

Nitrogen 96 Hy 4 12PK Size 300 CGA-350 With Wheels

Show Full Description Hide Full Description

Airgas Part #:NI HY4C23W

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

Airgas Outlet
Catalogs
COA Search
FAQs
Offers & Rebates
Safety Notices
SDS Search
Tutorials
User Guides

Our Company

Careers
Events
Mergers & Acquisitions
Newsroom
Overview
Sustainability
Visit Parent Company

Contact

Connect with Sales
Customer Service
Find a Branch
Emergency Response

Login
Register
Shop Products
Find A Branch
Industries
Solutions
Customer Service
Search Careers
Newsroom

© 2023 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 |

249816B9E589B53EF14849AD91022199