NIST TRC ThermoML Dataset

Activity coefficients at infinite dilution of organic solutes in the ionic liquid trihexyl(tetradecyl)phosphonium tetrafluoroborate using gas-liquid chromatography at T = (313.15, 333.15, 353.15, and 373.15)K Tumba, K.; Reddy, P.; Naidoo, P.; Ramjugernath, D.; The Journal of Chemical Thermodynamics 2011, 43, 670-676

Journal: The Journal of Chemical Thermodynamics
Sample Quantity(ies): Activity coefficient
Methodology: Chromatography
Phase(s): Liquid
Substances:
1. methyl ethyl ketone C4H8O (ZWEHNKRNPOVVGH-UHFFFAOYSA-N) - Commercial source
2. trihexyl(tetradecyl)-phosphonium tetrafluoroborate C32H68BF4P (YHQJUXXKYKJFRJ-UHFFFAOYSA-N) - Commercial source

Data

P = 101 kPa, x = 0 mol mol^-1
T (K)	γ (mol dm³ mol-1 dm^-3)
313.15	0.45
313.15	0.438
333.15	0.452
333.15	0.442
353.15	0.455
353.15	0.447
373.15	0.457
373.15	0.451

39623; butanone + trihexyl(tetradecyl)-phosphonium tetrafluoroborate; 00272:03772