NIST TRC ThermoML Dataset

Volumetric and compressibility behaviour of ionic liquid, 1-n-butyl-3-methylimidazolium hexafluorophosphate and tetrabutylammonium hexafluorophosphate in organic solvents at T = 298.15 K Zafarani-Moattar, M.T.; Shekaari, H.; The Journal of Chemical Thermodynamics 2006, 38, 624-633

Journal: The Journal of Chemical Thermodynamics
Sample Quantity(ies): Mass density
Methodology: VIBTUB:UFactor:8
Phase(s): Liquid
Substances:
1. acetonitrile C2H3N (WEVYAHXRMPXWCK-UHFFFAOYSA-N) - Commercial source
2. 1-butyl-3-methylimidazolium hexafluorophosphate C8H15F6N2P (IXQYBUDWDLYNMA-UHFFFAOYSA-N) - Commercial source

Data

P = 101 kPa, T = 298.15 K
m (mol kg^-1)	ρ (kg m^-3)
0.0452	781.327
0.4576	821.093
0.0689	783.783
0.0835	785.289
0.1021	787.19
0.1088	787.875
0.1409	791.131
0.1939	796.403
0.2643	803.205
0.3566	811.886

9495; acetonitrile + 1-n-butyl-3-methylimidazolium hexafluorophosphate; 00018:00481