Mixture of Octadecafluorooctane + Heptane

Datasets

1. Liquid-liquid equilibrium temperature, K (2)
2. P_vap - Vapor or sublimation pressure, kPa

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101 (Liquid mixture 1)

Mole fraction of Octadecafluorooctane (1) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.1024	319.13
0.1772	328.21
0.2611	330.76
0.3185	330.76
0.3818	330.96
0.4967	330.58
0.5437	329.80
0.7048	316.24

Liquid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 101.3 (Liquid mixture 1)

Mole fraction of Octadecafluorooctane (1) - Liquid mixture 1	Liquid-liquid equilibrium temperature, K - Liquid mixture 1
0.0980	307.10
0.1389	315.60
0.1984	324.50
0.2976	329.90
0.3977	331.00
0.4973	331.10
0.5985	329.90
0.6972	326.00
0.7965	316.60
0.8444	308.00
0.8991	293.00

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Octadecafluorooctane (1) - Liquid mixture 1	Temperature, K - Liquid mixture 1	Vapor or sublimation pressure, kPa - Liquid mixture 1
0.2567	331.90	1520.00
0.2567	332.48	2240.00
0.2567	333.29	3200.00
0.2567	333.78	3830.00
0.3446	330.88	140.00
0.3446	331.33	600.00
0.3446	331.92	1370.00
0.3446	332.82	2410.00
0.3446	333.50	3280.00
0.3446	334.49	4460.00

Sources

• Liquid liquid equilibrium of (perfluoroalkane + alkane) binary mixtures
• Phase Separation in Binary Mixtures Containing Linear Perfluoroalkanes

Note: These property values are available through the Cheméo API. A free account gives you an access key.