NIST TRC ThermoML Dataset

Measurements of activity coefficients at infinite dilution for organic solutes in two quaternary ammonium-based ionic liquids [DDA][ClO4] and [DDA][BF4] ZiembliÅska-Bernart, J.; Bielecki, P.; Wasiak, W.; Fluid Phase Equilibria 2019, 482, 99-107

Journal: Fluid Phase Equilibria
Sample Quantity(ies): Activity coefficient
Methodology: Chromatography
Phase(s): Liquid
Substances:
1. didecyldimethylammonium tetrafluoroborate C22H48BF4N (RGFVYLBNDXOUNB-UHFFFAOYSA-N) - Synthesized by the authors
2. n-butane C4H10 (IJDNQMDRQITEOD-UHFFFAOYSA-N) - Commercial source

Data

x = 0 mol mol^-1, P = 101.325 kPa
T (K)	γ (mol dm³ mol-1 dm^-3)
308	1.213
323	1.122
338	1.036
353	0.939

36532; didecyldimethylammonium tetrafluoroborate + butane; 00177:06727