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Substance Form Index Specific Gravity Sound Speed
Δv/ºC -m/s/ºC
Propane (2,13)(-45 to -130ºC) C
3
H
8
0.585 (-45ºC) 1003 5.7
1,2,3-Propanetriol C
3
H
8
O
3
1.26 1904 2.2
1-Propanol (46) C
3
H
8
O 0.78 (20ºC) 1222
2-Propanol (46) C
3
H
8
O 0.785 (20ºC) 1170
2-Propanone C
3
H
6
O 0.791 1174 4.5
Propene (17,18,35) C
3
H
6
0.563 (-13ºC) 963 6.32
n-Propyl acetate (22) C
5
H
10
O
2
1280 (2ºC) 4.63
n-Propyl alcohol C
3
H
8
O 0.78 (20ºC) 1222
Propylchloride (47) C
3
H
7
Cl 0.892 1058
Propylene (17,18,35) C
3
H
6
0.563 (-13ºC) 963 6.32
Pyridine C
6
H
5
N 0.982 1415 4.1
Refrigerant 11 (3,4) CCl
3
F 1.49 828.3 3.56
Refrigerant 12 (3) CCl
2
F
2
1.516 (-40ºC) 774.1 4.24
Refrigerant 14 (14) CF
4
1.75 (-150ºC) 875.24 6.61
Refrigerant 21 (3) CHCl
2
F 1.426 (0ºC) 891 3.97
Refrigerant 22 (3) CHClF
2
1.491 (-69ºC) 893.9 4.79
Refrigerant 113 (3) CCl
2
F-CClF
2
1.563 783.7 3.44
Refrigerant 114 (3) CClF
2
-CClF
2
1.455 665.3 3.73
Refrigerant 115 (3) C
2
ClF
5
656.4 4.42
Refrigerant C318 (3) C
4
F
8
1.62 (-20ºC) 574 3.88
Selenium (8) Se 1072 0.68
Silicone (30 cp) 0.993 990
Sodium fluoride (42) NaF 0.877 2082 1.32
Sodium nitrate (48) NaNO
3
1.884 (336ºC) 1763.3 0.74
Sodium nitrite (48) NaNO
2
1.805 (292ºC) 1876.8
Solvesso 3 0.877 1370 3.7
Spirit of wine C
2
H
6
O 0.789 1207 4.0
Sulphur (7,8,10) S 1177 -1.13
Sulphuric acid (1) H
2
SO
4
1.841 1257.6 1.43
Tellurium (7) Te 991 0.73
1,1,2,2-Tetrabromo-ethane(47) C
2
H
2
Br
4
2.966 1027
1,1,2,2-Tetrachloro-ethane(67) C
2
H
2
Cl
4
1.595 1147
Tetrachloroethane (46) C
2
H
2
Cl
4
1.553 (20ºC) 1170
Tetrachloro-ethene (47) C
2
Cl
4
1.632 1036
Tetrachloro-methane (33,47) CCl
4
1.595 (20ºC) 926
Tetradecane (46) C
14
H
3
O 0.763 (20ºC) 1331
Tetraethylene glycol C
8
H
18
O
5
1.123 1586/5203.4 3.0
Tetrafluoro-methane (14) (Freon 14) CF
4
1.75 (-150ºC) 875.24 6.61
Tetrahydro-1,4-isoxazine C
4
H
9
NO 1442 3.8
Toluene (16,52) C
7
H
8
0.867 (20ºC) 1328 4.27
o-Toluidine (46) C
7
H
9
N 0.999 (20ºC) 1618
p-Toluidine (46) C
7
H
9
N 0.966 (45ºC) 1480
Toluol C
7
H
8
0.866 1308 4.2
Tribromo-methane (46,47) CHBr
3
2.89 (20ºC) 918
1,1,1-Trichloro-ethane (47) C
2
H
3
Cl
3
1.33 985
Trichloro-ethene (47) C
2
HCl
3
1.464 1028
Trichloro-fluoromethane (3) (Freon 11) CCl
3
F 1.49 828.3 3.56
Trichloro-methane (47) CHCl
3
1.489 979 3.4
1,1,2-Trichloro-1,2,2-Trifluoro-Ethane CCl
2
F-CClF
2
1.563 783.7
Triethyl-amine (33) C
6
H
15
N 0.726 1123 4.47
Triethylene glycol C
6
H
14
O
4
1.123 1608 3.8
1,1,1-Trifluoro-2-Chloro-2-Bromo-Ethane C
2
HClBrF
3
1.869 693
1,2,2-Trifluorotrichloro- ethane (Freon 113) CCl
2
F-CClF
2
1.563 783.7 3.44
d-1,3,3-Trimethylnor- camphor C
10
H
16
O 0.947 1320
Trinitrotoluene (43) C
7
H
5
(NO
2
)
3
1.64 1610
Turpentine 0.88 1255
Unisis 800 0.87 1346
Water, distilled (49,50) H
2
O 0.996 1498 -2.4
Water, heavy D²O 1400
Water, sea 1.025 1531 -2.4
Wood Alcohol (40,41) CH
4
O 0.791 (20ºC) 1076 2.92
Xenon (45) Xe 630
m-Xylene (46) C
8
H
10
0.868 (15ºC) 1343
o-Xylene (29,46) C
8
H
10
0.897 (20ºC) 1331.5 4.1
p-Xylene (46) C
8
H
10
1334
Xylene hexafluoride C
8
H
4
F
6
1.37 879
Zinc (7) Zn 3298
18