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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Pentane with Sodium Chloride and Water
Components:
(1) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
(2) Pentane; C5H12; [109-66-0]
NIST Chemistry WebBook
for detail
(3) Sodium Chloride; NaCl; [7647-14-5]
NIST Chemistry WebBook
for detail
Original Measurements:
Price, L.C., Am. Assoc. Petrol. Geol. Bull. 1976, 60, 213-44.
Variables:
Temperature = One temperature: 25 °C
Concentration = Salinity: 1-360 g(2)/kg sln
Prepared By:
M. Kleinschmidt and D. Shaw
Experimental Data:
(Notes on the Nomenclature)
Solubility of Pentane in Aqueous NaCl
t/°C
g
2
/kg
10
3
* g
1
/100 g solution
Mole Fraction x
1
(compiler)
25
1.002
3.68
9.19
25
10.000
3.45
8.67
25
34.472
a
2.76
7.05
25
50.030
2.26
5.84
25
125.100
1.09
2.95
25
199.900
0.591
1.67
25
279.800
0.264
0.777
25
358.700
0.201
0.614
Notes:
Table 1
a
Artificial seawater, composition not specified but probably similar to ref 1.
Method/Apparatus/Procedure:
Details given in the source. (1) was equilibrated with NaCl solution for one month. An aliquot was analyzed directly by gas chromatography.
Source and Purity of Materials:
(1) commercial, 99 + % pure
Estimated Errors:
Solubility: ± 10 relative %
Temperature: ± 1 K
References:
1
Lyman, J.; Fleming, R.H.; J. Mar. Res. 1940, 3, 135.