Butane
C4H10
PURE GASES
Marking
Essential properties
CAS-Number
106-97-8
Colourless, narcotic, flammable gas, liquified, heavier than air
Characterization acc. ADR
UN 1011, Butane, 2.1
Class 2, 2F
Symbols of Risks
flammable
shoulder:
red
Cylinder Marking
gas, liquified
Physical Properties
molecular weight:
gas density at 0°C and 1,013 bar:
density ratio to air:
vapour pressure at 20°C:
58,123 kg/kmol
2,709 kg/m3
2,095
2,081 bar
For additional safety information see Material-/safety data sheet No. *-C4H10-017
Valves / Manifolds
Valve connection
acc. to national standards
Recommended Manifolds
Spectrolab control valve PN 40
Specifications / Forms of delivery
2.5
3.5
>
99,5
99,95
Vol.-%
<
<
<
<
100
400
5
4500
10
40
3
500
ppmv
ppmv
ppmv
ppmv
24,5
4,9
-
kg
kg
Composition
C4H10
Impurities
O2
N2
H2O
other HC
Cylinders / Contents
F 10
F 50
Version: 2.0
Messer Group GmbH
Gahlingspfad 31
47803 Krefeld
[email protected]
www.messergroup.com
Butane
C4H10
PURE GASES
Marking
Essential properties
CAS-Number
106-97-8
Colourless, narcotic, flammable gas, liquified, heavier than air
Characterization acc. ADR
UN 1011, Butane, 2.1
Class 2, 2F
Symbols of Risks
flammable
Cylinder Marking
gas, liquified
shoulder:
red
For additional safety information see Material-/safety data sheet No. *-C4H10-017
Description
Colourless, flammable, liquified gas with narcotic effect. Forms explosive mixtures in air.
detection
detector for flammable gases
Safety data
Explosion Range
Ignition Temperature
TLV
1,4 - 9,4 Vol.%
365 °C
1000 ml/m3
Materials
Cylinders and valves: any usual materials
Seals: PTFE, PCTFE, PVDF, PA, PP, NBR, CR, FKM
Physical Properties
molecular weight
Critical Point
temperature
Pressure
density
Triple Point
temperature
Pressure
Boiling Point
temperature
liquid density
evaporation heat
Version: 2.0
58,123 kg/kmol
425,160 K
37,960 bar
0,228 kg/l
134,860 K
6,736*10-6 bar
272,64 K
0,6011 kg/l
385,8 kJ/kg
vapour pressure at 20°C
gas density at 0°C and 1,013 bar
density ratio to air
gas density at 15°C and 1 bar
Conversion Factor
liquid at Ts to m3 gas (15°C, 1 bar)
Virial Coefficient
Bn at 0°C
B30 at 30°C
Gaseous State at 25°C and 1 bar
specific heat capacity cp
thermal conductivity
dynam. viscosity
2,081 bar
2,709 kg/m3
2,095
2,514 kg/m3
-42*10-3 bar-1
-28,9*10-3 bar-1
1,734 kJ/kg K
162,3*10-4 W/mK
7,51*10-6 Ns/m2
Messer Group GmbH
Gahlingspfad 31
47803 Krefeld
[email protected]
www.messergroup.com