Page 42
Fluid Sound Speed Table
Substance
Form Index
Specific Gravity
Sound Speed
m/sec.
v/°C - m/s/°C
Δ
Methylene chloride (3)
CH
2
Cl
2
1.327
1070
3.94
Methylene iodide
CH
2
I
2
3.235
980
Methyl formate (22)
C
2
H
4
O
2
0.974 (20ºC)
1127
4.02
Methyl iodide
CH
3
I
2.28 (20ºC)
978
2-Methylphenol (46)
C
7
H
8
O
1.047 (20ºC)
1541
3-Methylphenol (46)
C
7
H
8
O
1.034 (20ºC)
1500
Milk, homogenized
1548
Morpholine
C
4
H
9
NO
1.00
1442
3.8
Naphtha
0.76
1225
Natural Gas (37)
0.316 (-103ºC)
753
Neon (45)
Ne
1.207 (-246ºC)
595
Nitrobenzene (46)
C
6
H
5
NO
2
1.204 (20ºC)
1415
Nitrogen (45)
N
2
0.808 (-199ºC)
962
Nitromethane (43)
CH
3
NO
2
1.135
1300
4.0
Nonane (23)
C
9
H
2
O
0.718 (20ºC)
1207
4.04
1-Nonene (27)
C
9
H
18
0.736 (20ºC)
1207
4.0
Octane (23)
C
8
H
18
0.703
1172
4.14
n-Octane (29)
C
8
H
18
0.704 (20ºC)
1212.5
3.50
1-Octene (27)
C
8
H
16
0.723 (20ºC)
1175.5
4.10
Oil of Camphor Sassafrassy
1390
3.8
Oil, Car (SAE 20a.30)
1.74
870
Oil, Castor
C
11
H
10
O
10
0.969
1477
3.6
Oil, Diesel
0.80
1250
Oil, Fuel AA gravity
0.99
1485
3.7
Oil (Lubricating X200)
1530
5019.9
Oil (Olive)
0.912
1431
2.75
Oil (Peanut)
0.936
1458
Oil (Sperm)
0.88
1440
Oil, 6
1509
2,2-Oxydiethanol
C
4
H
10
O
3
1.116
1586
2.4
Oxygen (45)
O
2
1.155 (-186ºC)
952
Pentachloro-ethane (47)
C
2
HCl
5
1.687
1082
Pentalin (47)
C
2
HCl
5
1.687
1082
Pentane (36)
C
5
H
12
0.626 (20ºC)
1020
n-Pentane (47)
C
5
H
12
0.557
1006
Perchlorocyclopentadiene(47)
C
5
Cl
6
1.718
1150
Perchloro-ethylene (47)
C
2
Cl
4
1.632
1036
Perfluoro-1-Hepten (47)
C
7
F
14
1.67
583
Perfluoro-n-Hexane (47)
C
6
F
14
1.672
508
Phene (29,40,41)
C
6
H
6
0.879
1306
4.65
ß-Phenyl acrolein
C
9
H
8
O
1.112
1554
3.2
Phenylamine (41)
C
6
H
5
NO
2
1.022
1639
4.0
Phenyl bromide (46)
C
6
H
5
Br
1.522
1170
