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
97.0000000 42.0000000

Narrow Results:

By Category
Mixed Gases (33)

Cylinder Size
business facet 1 (7)

business facet 2 (7)

DQA test cyl size bus facet 1 (6)

DQA test cyl size bus facet 2 (6)

DQA test - cylinder size business facet name (1)

DQA tk test (1)

QA test -businessfacet value (1)

CGA Connection
350 (1)

350 | 350 (1)

580 (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)

99.9995000 (19)

99.9990000 (13)

99.9950000 (12)

99.9975000 (12)

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)

99.0000000 (26)

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)

97.5000000 (11)

97.2000000 (1)

96.7300000 (1)

96.5000000 (2)

96.4950000 (1)

96.3000000 (1)

96.2500000 (1)

96.0000000 (20)

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)

94.5000000 (5)

94.0000000 (15)

93.9980000 (1)

93.6700000 (1)

93.0000000 (7)

92.7500000 (1)

92.5000000 (3)

92.0000000 (30)

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)

85.0000000 (30)

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)

74.0000000 (17)

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)

65.0000000 (22)

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)

55.0000000 (22)

54.1000000 (1)

52.0000000 (6)

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)

39.0000000 (1)

38.0000000 (2)

37.2000000 (1)

35.8392000 (1)

35.4392000 (1)

35.0000000 (13)

34.0000000 (1)

33.0000000 (2)

32.5000000 (1)

31.7000000 (1)

31.2500000 (2)

31.0000000 (1)

30.0000000 (27)

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)

15.0000000 (18)

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)

8.0000000 (11)

8 (1)

7.5000000 (2)

7.0000000 (8)

6.2500000 (1)

6.0000000 (6)

5.5000000 (3)

5 (1)

4.5000000 (1)

4.0000000 (15)

3.5000000 (2)

3.4000000 (2)

3.1400000 (1)

3.0000000 (7)

2.5000000 (15)

2.0000000 (14)

1.7000000 (2)

1.2500000 (1)

1.0000000 (15)

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)

0.0000000 (22)

(1)

Gas Comp 2
% OXYGEN (10)

% HYDROGEN (9)

% NITROGEN (8)

% HELIUM (4)

% ACETYLENE (1)

PPM OXYGEN (1)

Gas Comp Amount2
2000.0000000 (1)

99.9958000 (1)

58.0000000 (1)

3.0000000 (26)

1.0000000 (4)

Gas Comp 3
% NITROGEN (2)

% OXYGEN (2)

% CARBON DIOXIDE (1)

Gas Comp Amount3
99.7958000 (1)

2.0000000 (4)

Compare Products Up to 4

Gases

Sort by:

NI HY3IND80

Industrial 3% Hydrogen Balance Nitrogen Size 80 Industrial-mix CGA-350

Industrial 3% Hydrogen Balance Nitrogen Size 80 Industrial-mix CGA-350

Show Full Description Hide Full Description

Compare

Industrial 3% Hydrogen Balance Nitrogen Size 80 Industrial-mix CGA-350

Industrial 3% Hydrogen Balance Nitrogen Size 80 Industrial-mix CGA-350

Industrial 3% Hydrogen Balance Nitrogen Size 80 Industrial-mix CGA-350

Show Full Description Hide Full Description

Airgas Part #:NI HY3IND80

X02NI97C3005769

3% Oxygen Balance Nitrogen Certified Standard Mixture, Size 300 Cylinder, CGA-580

3% Oxygen Balance Nitrogen Certified Standard Mixture, Size 300 Cylinder, CGA-580

Show Full Description Hide Full Description

Compare

3% Oxygen Balance Nitrogen Certified Standard Mixture, Size 300 Cylinder, CGA-580

3% Oxygen Balance Nitrogen Certified Standard Mixture, Size 300 Cylinder, CGA-580

3% Oxygen Balance Nitrogen Certified Standard Mixture, Size 300 Cylinder, CGA-580

Show Full Description Hide Full Description

Airgas Part #:X02NI97C3005769

AR CD2HE1300

Argon 97 Cd 2 He 1 Size 300 CGA-580

Argon 97 Cd 2 He 1 Size 300 CGA-580

Show Full Description Hide Full Description

Compare

Argon 97 Cd 2 He 1 Size 300 CGA-580

Argon 97 Cd 2 He 1 Size 300 CGA-580

Argon 97 Cd 2 He 1 Size 300 CGA-580

Show Full Description Hide Full Description

Airgas Part #:AR CD2HE1300

NI HE3200

Nitrogen 97 He 3% Size 200 CGA-580

Nitrogen 97 He 3% Size 200 CGA-580

Show Full Description Hide Full Description

Compare

Nitrogen 97 He 3% Size 200 CGA-580

Nitrogen 97 He 3% Size 200 CGA-580

Nitrogen 97 He 3% Size 200 CGA-580

Show Full Description Hide Full Description

Airgas Part #:NI HE3200

NI FGOX3200

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 200 CGA-580

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 200 CGA-580

Show Full Description Hide Full Description

Compare

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 200 CGA-580

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 200 CGA-580

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 200 CGA-580

Show Full Description Hide Full Description

Airgas Part #:NI FGOX3200

AR OX2HE1C23

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 12PK Industrial-mix CGA-580

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 12PK Industrial-mix CGA-580

Show Full Description Hide Full Description

Compare

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 12PK Industrial-mix CGA-580

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 12PK Industrial-mix CGA-580

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 12PK Industrial-mix CGA-580

Show Full Description Hide Full Description

Airgas Part #:AR OX2HE1C23

NI OX380

Nitrogen 97 Ox 3 Size 80 CGA-590

Nitrogen 97 Ox 3 Size 80 CGA-590

Show Full Description Hide Full Description

Compare

Nitrogen 97 Ox 3 Size 80 CGA-590

Nitrogen 97 Ox 3 Size 80 CGA-590

Nitrogen 97 Ox 3 Size 80 CGA-590

Show Full Description Hide Full Description

Airgas Part #:NI OX380

AR NI3C23

Argon 97 Ni 3 Size 300 12PK CGA-580

Argon 97 Ni 3 Size 300 12PK CGA-580

Show Full Description Hide Full Description

Compare

Argon 97 Ni 3 Size 300 12PK CGA-580

Argon 97 Ni 3 Size 300 12PK CGA-580

Argon 97 Ni 3 Size 300 12PK CGA-580

Show Full Description Hide Full Description

Airgas Part #:AR NI3C23

AR HY3125

Industrial 3% Hydrogen Balance Argon Size 125 Industrial-mix CGA 350

Industrial 3% Hydrogen Balance Argon Size 125 Industrial-mix CGA 350

Show Full Description Hide Full Description

Compare

Industrial 3% Hydrogen Balance Argon Size 125 Industrial-mix CGA 350

Industrial 3% Hydrogen Balance Argon Size 125 Industrial-mix CGA 350

Industrial 3% Hydrogen Balance Argon Size 125 Industrial-mix CGA 350

Show Full Description Hide Full Description

Airgas Part #:AR HY3125

NI FGOX3300

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 300 CGA-580

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 300 CGA-580

Show Full Description Hide Full Description

Compare

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 300 CGA-580

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 300 CGA-580

Ind-fg Mix 3% Oxygen Balance Nitrogen Ind-fg Mix 3% Oxygen Balance Nitrogen Size 300 CGA-580

Show Full Description Hide Full Description

Airgas Part #:NI FGOX3300

AR OX2HE1300

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 Industrial-mix CGA-580

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 Industrial-mix CGA-580

Show Full Description Hide Full Description

Compare

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 Industrial-mix CGA-580

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 Industrial-mix CGA-580

Industrial 1% Helium 2% Oxygen Balance Argon Size 300 Industrial-mix CGA-580

Show Full Description Hide Full Description

Airgas Part #:AR OX2HE1300

AR NI2HY1300

IND 1% HYDROGEN 2% NITROGEN BALANCE ARGON SIZE 300 INDUSTRIAL-MIX CGA 350

IND 1% HYDROGEN 2% NITROGEN BALANCE ARGON SIZE 300 INDUSTRIAL-MIX CGA 350

Show Full Description Hide Full Description

Compare

IND 1% HYDROGEN 2% NITROGEN BALANCE ARGON SIZE 300 INDUSTRIAL-MIX CGA 350

IND 1% HYDROGEN 2% NITROGEN BALANCE ARGON SIZE 300 INDUSTRIAL-MIX CGA 350

IND 1% HYDROGEN 2% NITROGEN BALANCE ARGON SIZE 300 INDUSTRIAL-MIX CGA 350

Show Full Description Hide Full Description

Airgas Part #:AR NI2HY1300

AR OX30180LT230

IND 3% OXYGEN BALANCE ARGON SIZE 180LTR INDUSTRIAL-MIX CGA 580 230PSI

IND 3% OXYGEN BALANCE ARGON SIZE 180LTR INDUSTRIAL-MIX CGA 580 230PSI

Show Full Description Hide Full Description

Compare

IND 3% OXYGEN BALANCE ARGON SIZE 180LTR INDUSTRIAL-MIX CGA 580 230PSI

IND 3% OXYGEN BALANCE ARGON SIZE 180LTR INDUSTRIAL-MIX CGA 580 230PSI

IND 3% OXYGEN BALANCE ARGON SIZE 180LTR INDUSTRIAL-MIX CGA 580 230PSI

Show Full Description Hide Full Description

Airgas Part #:AR OX30180LT230

‹ 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

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 |

20517D78F099A72FCCCF40BE1885CE2E