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 Amount1
52.0000000 94.5000000

Narrow Results:

By Category
Mixed Gases (11)

Cylinder Size
DQA test cyl size bus facet 1 (4)

DQA test cyl size bus facet 2 (4)

business facet 1 (2)

business facet 2 (2)

dqa test cylinder size business facet 1 (2)

dqa test cylinder size business facet 2 (2)

CGA Connection
590 (1)

Gas Comp Amount1
9900.0000000 (1)

4800.0000000 (1)

4000.0000000 (1)

2750.0000000 (1)

2500.0000000 (1)

2300.0000000 (1)

2000.0000000 (2)

1800.0000000 (2)

1600.0000000 (1)

930.0000000 (1)

900.0000000 (2)

850.0000000 (1)

800.0000000 (1)

720.0000000 (1)

500.0000000 (2)

481.0000000 (1)

450.0000000 (2)

400.0000000 (1)

385.0000000 (2)

360.0000000 (2)

300.0000000 (1)

275.0000000 (2)

270.0000000 (2)

255.0000000 (1)

250.0000000 (4)

200.0000000 (1)

180.0000000 (4)

170.0000000 (1)

150.0000000 (3)

125.0000000 (1)

110.0000000 (2)

99.9940000 (8)

99.9500000 (7)

99.9000000 (6)

99.9960000 (6)

99.9980000 (6)

99.9991000 (6)

99.9700000 (5)

99.9910000 (5)

99.9920000 (5)

99.9989000 (5)

99.9996000 (5)

99.9800000 (4)

99.9945000 (4)

99.9955000 (4)

99.9994500 (4)

99.9999000 (4)

99.9600000 (3)

99.9820000 (3)

99.9835000 (3)

99.9880000 (3)

99.9915000 (3)

99.9925000 (3)

99.9959000 (3)

99.9970000 (3)

99.9973000 (3)

99.9987500 (3)

99.9994000 (3)

99.9999900 (3)

99.9650000 (2)

99.9705000 (2)

99.9750000 (2)

99.9770000 (2)

99.9865000 (2)

99.9935000 (2)

99.9936000 (2)

99.9944000 (2)

99.9946000 (2)

99.9957500 (2)

99.9972000 (2)

99.9972500 (2)

99.9974000 (2)

99.9982000 (2)

99.9983000 (2)

99.9985000 (2)

99.9988000 (2)

99.9992000 (2)

99.9993500 (2)

99.9995900 (2)

99.9997000 (2)

99.9997500 (2)

99.9998000 (2)

99.9998100 (2)

99.9999600 (2)

99.9999700 (2)

99.9999800 (2)

99.9999850 (2)

99.9010000 (1)

99.9020000 (1)

99.9025000 (1)

99.9075000 (1)

99.9156000 (1)

99.9200000 (1)

99.9243000 (1)

99.9259000 (1)

99.9312500 (1)

99.9320000 (1)

99.9383000 (1)

99.9394000 (1)

99.9400000 (1)

99.9484000 (1)

99.9515000 (1)

99.9520000 (1)

99.9535000 (1)

99.9550800 (1)

99.9585000 (1)

99.9623000 (1)

99.9630000 (1)

99.9640000 (1)

99.9670000 (1)

99.9688000 (1)

99.9730000 (1)

99.9748000 (1)

99.9756000 (1)

99.9760000 (1)

99.9765000 (1)

99.9775000 (1)

99.9794000 (1)

99.9806400 (1)

99.9810000 (1)

99.9815000 (1)

99.9829000 (1)

99.9830000 (1)

99.9839000 (1)

99.9840000 (1)

99.9860000 (1)

99.9863000 (1)

99.9885000 (1)

99.9890000 (1)

99.9895000 (1)

99.9917400 (1)

99.9926000 (1)

99.9938000 (1)

99.9953000 (1)

99.9956000 (1)

99.9957000 (1)

99.9958000 (1)

99.9961000 (1)

99.9962500 (1)

99.9963000 (1)

99.9965000 (1)

99.9968000 (1)

99.9976000 (1)

99.9981000 (1)

99.9986000 (1)

99.9991500 (1)

99.9993000 (1)

99.9993600 (1)

99.9995600 (1)

99.9996100 (1)

99.9997400 (1)

99.9998600 (1)

99.9998720 (1)

99.9998920 (1)

99.9999200 (1)

99.9999400 (1)

99.9999500 (1)

99.9999750 (1)

99.9999960 (1)

99.8980000 (3)

99.8000000 (2)

99.8110000 (2)

99.8985000 (2)

99.8988000 (2)

99.8200000 (1)

99.8375000 (1)

99.8450000 (1)

99.8500000 (1)

99.8800000 (1)

99.8900000 (1)

99.8915000 (1)

99.8918000 (1)

99.8920000 (1)

99.8925000 (1)

99.8940000 (1)

99.8950000 (1)

99.8960000 (1)

99.8962500 (1)

99.8983000 (1)

99.8989000 (1)

99.8990000 (1)

99.8990200 (1)

99.8991500 (1)

99.8994000 (1)

99.7900000 (2)

99.7000000 (1)

99.7500000 (1)

99.7950000 (1)

99.7957500 (1)

99.7987500 (1)

99.6000000 (4)

99.6155000 (1)

99.5000000 (2)

99.4000000 (3)

99.4800000 (2)

99.3065000 (1)

99.3484400 (1)

99.2000000 (1)

99.2500000 (1)

98.9000000 (1)

98.9480000 (1)

98.9500000 (1)

98.9950000 (1)

98.6500000 (2)

98.5000000 (2)

98.0100000 (1)

97.9000000 (1)

97.9990000 (1)

97.8000000 (1)

97.8900000 (1)

97.2000000 (1)

96.7300000 (1)

96.5000000 (2)

96.4950000 (1)

96.3000000 (1)

96.2500000 (1)

95.9100000 (2)

95.9200000 (1)

95.9910000 (1)

95.9984000 (1)

95.8995000 (1)

95.5500000 (1)

94.9810000 (1)

94.9944000 (1)

94.9958000 (1)

93.9980000 (1)

93.6700000 (1)

93.0000000 (7)

92.7500000 (1)

92.5000000 (3)

91.9200000 (1)

91.9920000 (1)

91.5000000 (3)

91.0000000 (8)

90.9580000 (1)

90.7050000 (1)

90.5000000 (1)

90.5290000 (1)

90.4900000 (1)

89.9900000 (2)

89.9840000 (1)

89.9945000 (1)

89.9950000 (1)

89.9990000 (1)

89.5000000 (3)

89.4900000 (1)

89.0000000 (3)

88.9800000 (2)

88.9500000 (1)

88.9905000 (1)

88.9950000 (1)

88.7500000 (1)

88.5000000 (2)

88.0000000 (10)

87.9957000 (1)

87.5000000 (2)

87.4665000 (1)

87.3865000 (1)

87.2960000 (1)

87.0000000 (2)

86.6000000 (1)

86.5000000 (1)

86.4970000 (1)

86.2470000 (1)

86.2500000 (1)

86.0000000 (7)

85.9895000 (1)

85.5000000 (1)

85.4950000 (1)

85.3540000 (1)

85.3940000 (1)

84.9900000 (3)

84.9985000 (1)

84.9990000 (1)

84.0000000 (6)

83.5420000 (2)

83.4900000 (1)

83.0000000 (8)

82.5000000 (3)

82.4900000 (1)

82.0000000 (10)

81.9820000 (1)

81.6200000 (1)

81.2925000 (1)

81.1000000 (1)

81.0000000 (5)

80.5000000 (1)

80.4750000 (1)

79.9900000 (2)

79.9800000 (1)

79.4900000 (2)

79.4975000 (1)

79.1000000 (5)

79.0000000 (7)

79.0950000 (1)

78.9400000 (1)

78.7160000 (1)

78.6000000 (1)

78.4000000 (2)

78.4895000 (1)

78.4900000 (1)

78.2000000 (2)

78.0000000 (6)

77.9900000 (1)

77.9907000 (1)

77.9945000 (1)

77.8950000 (1)

77.5000000 (2)

77.4955000 (1)

77.3200000 (1)

77.0000000 (1)

76.5000000 (2)

76.0000000 (2)

75.2400000 (1)

74.9000000 (2)

74.9500000 (1)

74.7000000 (1)

74.5000000 (1)

73.0000000 (2)

72.9940000 (1)

72.5000000 (1)

72.0000000 (2)

71.9988000 (1)

71.0000000 (1)

70.7000000 (1)

69.8500000 (1)

69.7300000 (1)

69.6000000 (3)

69.5000000 (1)

69.2200000 (1)

69.0000000 (2)

68.0000000 (6)

67.9920000 (1)

67.6000000 (1)

67.0000000 (3)

66.0000000 (7)

64.5000000 (1)

64.0000000 (2)

63.5000000 (1)

63.0000000 (7)

62.5000000 (1)

62.0000000 (2)

61.0000000 (1)

59.9826000 (1)

59.0000000 (1)

58.0000000 (4)

57.0000000 (1)

56.8000000 (1)

54.1000000 (1)

51.5000000 (1)

51.0000000 (1)

50 (1)

49.6000000 (1)

49.0000000 (3)

48.2000000 (1)

48.0000000 (3)

47.5000000 (1)

47.0000000 (1)

45.1000000 (1)

45.0000000 (7)

43.5000000 (1)

43.0000000 (1)

42.5000000 (1)

42.0000000 (3)

39.0000000 (1)

38.0000000 (2)

37.2000000 (1)

35.8392000 (1)

35.4392000 (1)

34.0000000 (1)

33.0000000 (2)

32.5000000 (1)

31.7000000 (1)

31.2500000 (2)

31.0000000 (1)

30.0500000 (1)

29.2000000 (1)

29.0000000 (1)

28.0000000 (3)

27.5000000 (2)

27.0000000 (2)

25 (1)

24.4696500 (1)

24.0000000 (1)

23.0000000 (3)

22.5000000 (6)

22.0000000 (4)

21.0000000 (8)

20.9000000 (3)

20.9400000 (2)

20.8000000 (1)

20.5000000 (1)

19.7000000 (1)

19.0000000 (1)

18.5000000 (1)

18.0000000 (9)

17.0000000 (4)

17 (1)

16.0000000 (5)

15.6000000 (1)

14.0000000 (2)

13.7500000 (1)

13.5000000 (2)

13.0000000 (1)

12.0000000 (6)

11.5000000 (2)

11.0000000 (2)

10.5000000 (2)

10 (1)

9.0000000 (6)

8.5000000 (2)

8 (1)

7.5000000 (2)

7.0000000 (8)

6.2500000 (1)

6.0000000 (6)

5.5000000 (3)

5 (1)

4.5000000 (1)

3.5000000 (2)

3.4000000 (2)

3.1400000 (1)

3.0000000 (7)

1.7000000 (2)

1.2500000 (1)

0.9000000 (1)

0.9500000 (1)

0.7000000 (2)

0.6000000 (3)

0.6100000 (1)

0.5000000 (3)

0.4000000 (3)

0.4200000 (1)

0.3000000 (8)

0.3500000 (1)

0.3750000 (1)

0.2000000 (1)

0.1000000 (2)

(1)

Gas Comp 2
% CARBON DIOXIDE (5)

% HELIUM (2)

% HYDROGEN (2)

% AIR (1)

% OXYGEN (1)

Gas Comp Amount2
99.9948000 (1)

46.0000000 (1)

8.0000000 (4)

5.5000000 (4)

0.5000000 (1)

Gas Comp 3
% ARGON (4)

% CARBON DIOXIDE (1)

% NITROGEN (1)

Gas Comp Amount3
40.0000000 (4)

2.0000000 (2)

Gas Comp 4
% CARBON DIOXIDE (1)

Gas Comp Amount4
3.0000000 (1)

Compare Products Up to 4

Gases

Sort by:

E02NI94E15A3612

5.5% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150A Aluminum Cylinder, CGA-590

5.5% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150A Aluminum Cylinder, CGA-590

Show Full Description Hide Full Description

Compare

5.5% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150A Aluminum Cylinder, CGA-590

5.5% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150A Aluminum Cylinder, CGA-590

5.5% Oxygen Balance Nitrogen EPA Protocol Standard Mixture, Size 150A Aluminum Cylinder, CGA-590

Show Full Description Hide Full Description

Airgas Part #:E02NI94E15A3612

NI CD5.5300

Nitrogen 94.5 Cd 5.5 Size 300 CGA-580

Nitrogen 94.5 Cd 5.5 Size 300 CGA-580

Show Full Description Hide Full Description

Compare

Nitrogen 94.5 Cd 5.5 Size 300 CGA-580

Nitrogen 94.5 Cd 5.5 Size 300 CGA-580

Nitrogen 94.5 Cd 5.5 Size 300 CGA-580

Show Full Description Hide Full Description

Airgas Part #:NI CD5.5300

NI HY5.5300

5.5% Hydrogen Balance Nitrogen Industrial Mix, Size 300 Cylinder, CGA-350

5.5% Hydrogen Balance Nitrogen Industrial Mix, Size 300 Cylinder, CGA-350

Show Full Description Hide Full Description

Compare

5.5% Hydrogen Balance Nitrogen Industrial Mix, Size 300 Cylinder, CGA-350

5.5% Hydrogen Balance Nitrogen Industrial Mix, Size 300 Cylinder, CGA-350

5.5% Hydrogen Balance Nitrogen Industrial Mix, Size 300 Cylinder, CGA-350

Show Full Description Hide Full Description

Airgas Part #:NI HY5.5300

AR CD3NI2HE300

Industrial 0.5% Helium 2% Nitrogen 3% Carbon Dioxide Balance Argon Size 300 Industrial-mix CGA 580

Industrial 0.5% Helium 2% Nitrogen 3% Carbon Dioxide Balance Argon Size 300 Industrial-mix CGA 580

Show Full Description Hide Full Description

Compare

Industrial 0.5% Helium 2% Nitrogen 3% Carbon Dioxide Balance Argon Size 300 Industrial-mix CGA 580

Industrial 0.5% Helium 2% Nitrogen 3% Carbon Dioxide Balance Argon Size 300 Industrial-mix CGA 580

Industrial 0.5% Helium 2% Nitrogen 3% Carbon Dioxide Balance Argon Size 300 Industrial-mix CGA 580

Show Full Description Hide Full Description

Airgas Part #:AR CD3NI2HE300

NI HY5.5200

Nitrogen 94.5 Hy 5.5 Size 200 CGA-350 Nitrogen 94.5 Hy 5.5 Size 200 CGA-350

Nitrogen 94.5 Hy 5.5 Size 200 CGA-350 Nitrogen 94.5 Hy 5.5 Size 200 CGA-350

Show Full Description Hide Full Description

Compare

Nitrogen 94.5 Hy 5.5 Size 200 CGA-350 Nitrogen 94.5 Hy 5.5 Size 200 CGA-350

Nitrogen 94.5 Hy 5.5 Size 200 CGA-350 Nitrogen 94.5 Hy 5.5 Size 200 CGA-350

Nitrogen 94.5 Hy 5.5 Size 200 CGA-350 Nitrogen 94.5 Hy 5.5 Size 200 CGA-350

Show Full Description Hide Full Description

Airgas Part #:NI HY5.5200

E02AI99E15A2937

Ep 52PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660

Ep 52PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660

Show Full Description Hide Full Description

Compare

Ep 52PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660

Ep 52PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660

Ep 52PPM Nitrogen Dioxide Balance Air Size 150A Epa Protocol Standard CGA 660

Show Full Description Hide Full Description

Airgas Part #:E02AI99E15A2937

NI AR40C200C1ZC

Nitrogen 52 Ar 40% 8% Cd Size 200 Inergen Customer Owned CGA-580

Nitrogen 52 Ar 40% 8% Cd Size 200 Inergen Customer Owned CGA-580

Show Full Description Hide Full Description

Compare

Nitrogen 52 Ar 40% 8% Cd Size 200 Inergen Customer Owned CGA-580

Nitrogen 52 Ar 40% 8% Cd Size 200 Inergen Customer Owned CGA-580

Nitrogen 52 Ar 40% 8% Cd Size 200 Inergen Customer Owned CGA-580

Show Full Description Hide Full Description

Airgas Part #:NI AR40C200C1ZC

NI AR40C350C1ZC

Nitrogen 52 Ar 40 Cd 8 Size 350 Inergen Customer Owned CGA-580

Nitrogen 52 Ar 40 Cd 8 Size 350 Inergen Customer Owned CGA-580

Show Full Description Hide Full Description

Compare

Nitrogen 52 Ar 40 Cd 8 Size 350 Inergen Customer Owned CGA-580

Nitrogen 52 Ar 40 Cd 8 Size 350 Inergen Customer Owned CGA-580

Nitrogen 52 Ar 40 Cd 8 Size 350 Inergen Customer Owned CGA-580

Show Full Description Hide Full Description

Airgas Part #:NI AR40C350C1ZC

AR HE46CD2300

Argon 52 Helium 46 Cd 2 Size 300 CGA-580

Argon 52 Helium 46 Cd 2 Size 300 CGA-580

Show Full Description Hide Full Description

Compare

Argon 52 Helium 46 Cd 2 Size 300 CGA-580

Argon 52 Helium 46 Cd 2 Size 300 CGA-580

Argon 52 Helium 46 Cd 2 Size 300 CGA-580

Show Full Description Hide Full Description

Airgas Part #:AR HE46CD2300

NI AR40CD83BSFC

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580 2900PSIG

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580 2900PSIG

Show Full Description Hide Full Description

Compare

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580 2900PSIG

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580 2900PSIG

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580 2900PSIG

Show Full Description Hide Full Description

Airgas Part #:NI AR40CD83BSFC

NI AR40CD83BC

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580

Show Full Description Hide Full Description

Compare

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580

IND 8% CARBON DIOXIDE 40% ARGON BALANCE NITROGEN SIZE 300 BAR ISO INDUSTRIAL-MIX CUSTOMER OWNED CGA 580

Show Full Description Hide Full Description

Airgas Part #:NI AR40CD83BC

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 |

788677EB61415DBF9B59367A52E0D6C7