Gas Mixtures
Oxygen (O2) Cont i nued
Oxygen in Helium
Oxygen in Argon
Concentration
1 ppm – < 100 ppm
> 1%
Cylinder
Size
≈Contents
ft3
150A
80A
33A
153
80
34
200
150A
80A
33A
228
153
80
34
200
80
35
228
90
35
Primary Standards for concentrations greater than 3 ppm.
Standard Valve Outlet: <5% Oxygen – CGA 580; 5% - <23.5% Oxygen –
CGA 590, ≥ 23.5% Oxygen – CGA 296
Individual Certificate of Analysis or Certificate of Batch Analysis included.
Concentration
1 ppm – < 100 ppm
100 ppm – < 1%
> 1%
Cylinder
Size
≈Contents
ft3
150A
80A
33A
132
70
30
200
150A
80A
33A
196
132
70
30
200
80
35
197
78
31
Primary Standards available for concentrations greater than 2 ppm.
Standard Valve Outlet: <5% Oxygen – CGA 580; 5% - <23.5% Oxygen –
CGA 590; ≥ 23.5% Oxygen – CGA 296
Individual Certificate of Analysis or Certificate of Batch Analysis included.
Oxygen in Nitrogen
Concentration
1 ppm – < 100 ppm
100 ppm – <1%
> 1%
Cylinder
Size
≈Contents
ft3
150A
80A
33A
144
77
33
200
150A
80A
33A
215
144
77
33
200
80
35
218
86
33
Airgas offers a wide range of specialty
gas equipment designed especially
for specialty gas mixtures.
Rely on Airgas for all your specialty
gas equipment needs, including regulators for gas mixtures.
Pictured: Y12-244
Primary Standards for concentrations greater than 2 ppm.
Standard Valve Outlet: <5% Oxygen – CGA 580; 5% - <23.5% Oxygen –
CGA 590, ≥ 23.5% Oxygen – CGA 296
Individual Certificate of Analysis or Certificate of Batch Analysis included.
Pictured: Y12-N145
Technical Data & Shipping Information
Cylinder Pressure
U.S. DOT Class
U.S. DOT Label
ID Number
2000 psig
2.2
Nonflammable Gas
UN1956
Additional Information:
For more information about EPA Protocol
mixtures, refer to Environmental
Compliance in Special Application section.
Equipment Recommendations are found on page 37
Airgas Quality Policy
The purpose of the Airgas Quality System is to continually improve our manufacturing and related processes to provide our
customers with the highest product purity, consistency, and service.
www.airgas.com
Gas
Gas Mixtures
Mixtures
100 ppm – < 1%
• Other balance gases and cylinder sizes are available upon request.