Carbon Monoxide
CO
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Periodic Chart Incompatibility Chart Atmospheric Chart Reference
General Characteristics Health Hazards Material Recommendations
A colorless, flammable and odorless gas. A Toxic Product, binds irreversibly to the hemoglobin in the blood. Low pressure: normal materials ca be used. High pressure: Wet product causes stress corrosion in a number of steels.
TLV-TWA Flammable Limits DOT Class / Label
50 ppm 12.5 - 75% 2.3 / Poison Gas
Molecular Weight Specific Gravity Specific Volume
28.0 0.986 @ 70 F 13.8 cu.ft./lb @ 70 F
CGA Valve Outlet CAS Registry No. UN Number
350 630-08-0 1016
National Stock Number (NSN) Applicable to Carbon Monoxide MIL Specs/ Fed Specs
MSDS for Carbon Monoxide


Grade
Part #
Purity Minimum Cylinder
Size
Volume
SCF
Pressure
@ 70 F
Comments
Research
401800
99.999% Min.
049
044
A31
016
002
236
175
125
73
3.5
2000
1660
1660
1660
1660

None

Chemically Pure
401900
99.5% Min.
049
044
016
002
236
175
73
3.5
2000
1660
1660
1660
Commercial
402000
99.0% Min. 049
044
016
002
236
175
73
3.5
2000
1660
1660
1660

Uses: