Technical data

44 / 44  BKI 03 ATEX 027X  spa3804a0600p_06
9. SOUND VELOCITY VALUES IN DIFFERENT GASES
The following table contains the sound velocity values of various gases measured at 20°C.
Gases
Formula
Sound Velocity (m/s) Gases
Formula
Sound Velocity (m/s)
Acetaldehyde
C
2
H
4
O
252.8
Ethanol
C
2
H
3
OH
267.3
Acetylene
C
2
H
2
340.8
Ethylene
C
2
H
4
329.4
Ammonia
NH
3
429.9
Helium
He 994.5
Argon
Ar 319.1
Hydrogen sulphide
H
2
S
321.1
Benzene
C
6
H
6
183.4 Methane
CH
4
445.5
Carbon dioxide
CO
2
268.3
Methanol
CH
3
OH
347
Carbon monoxide
CO 349.2
Neon
Ne 449.6
Carbon tetrachloride
CCl
4
150.2
Nitrogen
N
2
349.1
Chlorine
Cl
2
212.7
Nitrogen monoxide
NO 346
Dimethyl ether
CH
3
OCH
3
213.4
Oxygen
O
2
328.6
Ethane
C
2
H
6
327.4
Propane
C
3
H
8
246.5
Sulphur hexafluoride
SF
6
137.8
spa3804a0600p_06
June 2011
Nivelco reserves the right to change technical specifications without notice.