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. cycloheptane C7H14 (DMEGYFMYUHOHGS-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	1.05
313.15	0.993
333.15	1.01
333.15	0.965
353.15	0.982
353.15	0.952
373.15	0.965
373.15	0.931

19518; cycloheptane + trihexyl(tetradecyl)-phosphonium tetrafluoroborate; 02474:03772