Ethane
C2H6
PURE GASES
Marking
Essential properties
CAS-Number
74-84-0
Colourless, odorless, narcotic, flammable gas, liquified, lighter than
air
Characterization acc. ADR
UN 1035, Ethane, 2.1
Classe 2, 2F
shoulder:
red
Cylinder Marking
Symbols of Risks
highly flammable
Physical Properties
molecular weight:
gas density at 0°C and 1,013 bar:
density ratio to air:
vapour pressure at 20°C:
30,069 kg/kmol
1,3551 kg/m3
1,0481
37,64 bar
For additional safety information see Material-/safety data sheet No. 051 A (Ethan)
Valves / Manifolds
Valve connection
DIN 477 Nr. 1: W 21,8 x 1/14" LH
Recommended Manifolds
Spectrolab control valve PN 40
Spectrolab FM 61 / FM 62
Specifications / Cylinders
2.5
3.5
>
99,5
99,95
Vol.-%
<
<
<
<
<
25
100
4000
10
40
5
5
400
ppmv
ppmv
ppmv
ppmv
ppmv
3,0
15,0
0,6
3,0
15,0
kg
kg
kg
Composition
C2H6
Impurities
O2
N2
CO2
H2O
other HC
Cylinders / Contents
F2
F 10
F 50
Version: 1.0