Carbon Dioxide
CO2
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General Characteristics Health Hazards Material Recommendations

A colorless, nonflammable, liquefied and odorless gas.

In high concentrations can paralyze the respiratory center.

Copper, brass, nickel alloys, stell and stainless steel, other normal materials
TLV-TWA Flammable Limits DOT Class / Label
5000 ppm Nonflammable 2.2 / Nonflammable
Molecular Weight Specific Gravity Specific Volume
44.0 1.522 @ 70 F 8.74 cu.ft./lb @ 70 F
CGA Valve Outlet CAS Registry No. UN Number
320 124-38-9 1013
National Stock Number (NSN) Applicable to CO2 MIL Spec / Fed Specs
MSDS for CO2


Grade
Part #
Purity Minimum Cylinder
Size
Volume
LBS
Pressure
@ 70 F psig
Comments
Research
4546000
99.996% Min. 044
002
60
0.875
830
830

None

Supercritical Fluid
SFC/SFE

407700
99.9995% Min.
Liquid Phase
A31 40 830

Can be supplied with 1500 psia helium for higher pressure applications

Anaerobe
473600
99.99%
<20 ppm O2
044
016
60
18
830
830

None

Coleman
405600
99.99% Min.
Liquid Phase
044
016
007
60
18
5
830
830

830

None

Bone Dry
401700
99.8% Min. 049
044
LBS
60
18
5
830
830

830

None

Industrial / Technical 99.5% Min. 044
016
LBS
60
18
0.5
830
830
830

None


Uses: Carbon Dioxide properties, purities, packaging and CGA Standards including research and supercritical fluid. Used in a variety of areas including refrigeration, carbonation, inerting agent and a neutralizing agent in pH control.