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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Phenanthrene with n-Hexane
Components:
(1) n-Hexane; C6H14; [110-54-3]
NIST Chemistry WebBook
for detail
(2) Phenanthrene; C14H10; [85-01-8]
NIST Chemistry WebBook
for detail
Original Measurements:
Doane, E.P.; Drickamer, H.G., J. Phys. Chem. 1955, 59, 454-457.
Variables:
Temperature = 298 K
Concentration = Pressure
Prepared By:
W.E. Acree, Jr.
Experimental Data:
(Notes on the Nomenclature)
Pressure [atm]
Mole Fraction x
1
Mole Fraction x
2
1
0.0326
0.9674
500
0.0272
0.9728
1000
0.0226
0.9774
2000
0.0180
0.9820
4300
0.0104
0.9896
7150
0.0050
0.9950
8750
0.0036
0.9964
Method/Apparatus/Procedure:
Constant temperature bath, analytical balance and high pressure equipment.
Excess solute and solvent allowed to equilibrate in a specially designed high pressure cell at constant temperature for 20-24 hours. Known amount of saturated solution removed, solvent evaporated to dryness, and concentration determined from weight of solid residue.
Source and Purity of Materials:
(1) Purest grade, Eastman Kodak Chemical Company, Rochester, New York, USA, was used as received.
(2) Pure grade, Phillips Petroleum, was dried over phosphorous pentoxide and distilled.
Estimated Errors:
Temperature: T/K: ± precision 0.1. x
1
: ± 1-3 % at atmospheric pressure, and ± 10 % at the higher pressures.