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Molecular formula: CO
CAS No: 630-08-0
EC No: 211-128-3
Appearance: Colourless gas
Melting point: -205 C
Critical temperature -140 C
Boiling point: -192 C
Explosion limits: 12.5 - 74 vol% in air
Autoignition temperature 620 C
Stable. May react violently with oxidants; readily forms an explosive mixture with air. Extremely flammable. Note the wide explosion limits.
Toxic by inhalation. Odourless and colourless, so no indication exists of its presence in a room. May impair fertility or cause harm to the unborn child. Delayed adverse effects possible. Typical LTEL 50 ppm, typical STEL 300 ppm.
(The meaning of any risk phrases which appear in this section is given here.)
R12 R23 R33 R48 R61.
The use of effective ventilation, such as a good fume hood, is essential.
(The meaning of any safety phrases which appear in this section is given here.)
S9 S16 S33 S45 S53.
Physical & Theoretical Chemistry Lab. Safety home page.]
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