NIST TRC ThermoML Dataset

Polyethylene glycol (1500 or 600) - potassium tartrate aqueous two-phase systems González-Amado, M.; Rodil, E.; Arce, A.; Soto, A.; Rodríguez, O.; Fluid Phase Equilibria 2018, 470, 120-125

Journal: Fluid Phase Equilibria
Sample Quantity(ies): Mass density
Methodology: Vibrating tube method
Phase(s): Liquid
Substances:
1. dipotassium tartrate C4H4K2O6 (AVTYONGGKAJVTE-OLXYHTOASA-L) - Commercial source
2. water H2O (XLYOFNOQVPJJNP-UHFFFAOYSA-N) - Not stated in the document

Data

T = 298.15 K, P = 100 kPa
w_i (g g^-1)	ρ (kg m^-3)
0.001	0.9979
0.007	1.0015
0.014	1.006
0.028	1.0148
0.055	1.0323
0.081	1.0497
0.106	1.0665
0.130	1.0832

10102; dipotassium tartrate + water; 00004:00613