Carbon monoxide0 pages

Carbon monoxide

CO
PURE GASES

Marking

Essential properties

CAS-Number

630-08-0

Colourless, odorless, toxic, flammable gas, compressed, lighter than
air.

Characterization acc. ADR

UN 1016, Carbon monoxide,
compressed, 2.3 (2.1)
Class 2, 1 TF

Symbols of Risks
toxic

flammable

teratogenic

shoulder:
yellow

Cylinder Marking

organ-damaging

gas, compressed
Physical Properties
molecular weight:
28,0104 kg/kmol
gas density at 0°C and 1,013 bar: 1,2506 kg/m3
density ratio to air:
0,9672
For additional safety information see Material-/safety data sheet No. *-CO-019A

Valves / Manifolds
Valve connection

acc. to national standards

Recommended Manifolds

Spectrolab FM 51 / FM 52exact
Spectrocem FE 51 / FE 52exact

Specifications / Forms of delivery
Standard

2.5

3.7

4.7

>

98

99,5

99,97

99,997

Vol.-%

<
<
<
<
<
<
<

9000
2000
8000
500
20
-

600
300
100
50
20
5
-

20
150
5
10
10
5
-

10
7
1
2
5
3
1

ppmv
ppmv
ppmv
ppmv
ppmv
ppmv
ppmv

1,5
5,9
88,6

1,5
7,6
-

1,5
1,9
7,6
-

1,9
7,6
-

m3
m3
m3
m3
m3

Composition
CO
Impurities
N2
Ar
H2
HC
O2
H2O
CO2
Cylinders / Contents
F 10 150 bar
F 10 Alu 200 bar
F 40 150 bar
F 40 Alu 200 bar
B 12 * F 50 150 bar

Remarks

Applications:
Important precursor in organic chemistry to form methanol, aldehydes and ketones, organic acid chlorides,
acetic acid and others.
CO is also used to clean metallic nickel by the Mond process.
Delivery only with ultimate consumers declaration!
No delivery to private person!

Version: 2.0

Messer Group GmbH
Gahlingspfad 31
47803 Krefeld
info@messergroup.com
www.messergroup.com