Mixture of Ethane, hexafluoro- + Ethane

Datasets

1. Mole fraction (4)
2. P_vap - Vapor or sublimation pressure, kPa (2)
3. Azeotropic pressure, kPa (6)

Mole fraction of Ethane (2) [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Mole fraction of Ethane (2) - Gas
0.0000	189.31	0.0000
0.0000	192.63	0.0000
0.0000	247.63	0.0000
0.0000	252.80	0.0000
0.1264	252.80	0.2379
0.1572	247.63	0.2853
0.2352	192.63	0.5351
0.2547	189.31	0.5623
0.2834	247.63	0.4232
0.3627	252.80	0.4729
0.3812	192.63	0.6216
0.4189	247.63	0.5249
0.4445	189.31	0.6445
0.4853	252.80	0.5643
0.4898	192.63	0.6480
0.5418	247.63	0.5976
0.5782	252.80	0.6133
0.5836	189.31	0.6775
0.5856	192.63	0.6716
0.6024	247.63	0.6304
0.6319	247.63	0.6473
0.6556	252.80	0.6582
0.6583	192.63	0.6856
0.6647	252.80	0.6633
0.6651	189.31	0.6925
0.6802	247.63	0.6745
0.6853	192.63	0.6955
0.6897	189.31	0.6972
0.7062	192.63	0.6994
0.7064	189.31	0.7015
0.7340	247.63	0.7056
0.7402	189.31	0.7192
0.7432	252.80	0.7128
0.7518	192.63	0.7124
0.7874	189.31	0.7293

Mole fraction of Ethane (2) [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Mole fraction of Ethane (2) - Gas
0.0000	199.64	0.0000
0.0000	213.06	0.0000
0.0000	228.28	0.0000
0.0000	242.93	0.0000
0.1633	199.64	0.4167
0.1731	242.93	0.3181
0.1782	228.28	0.3661
0.1827	213.06	0.4198
0.2636	199.64	0.5410
0.2805	242.93	0.4314
0.3257	213.06	0.5321
0.3820	242.93	0.5103
0.3971	228.28	0.5462
0.4567	242.93	0.5564
0.4662	199.64	0.6311
0.4822	213.06	0.6140
0.5540	228.28	0.6245
0.5732	199.64	0.6595
0.6071	213.06	0.6587
0.6170	242.93	0.6418
0.6408	242.93	0.6540
0.6444	199.64	0.6791
0.6471	228.28	0.6608
0.6499	213.06	0.6724
0.6875	199.64	0.6906
0.6958	242.93	0.6818
0.6960	213.06	0.6878
0.7098	228.28	0.6881
0.7354	199.64	0.7051
0.7412	242.93	0.7076
0.7569	228.28	0.7141
0.7582	213.06	0.7195
0.7977	242.93	0.7439
0.8040	228.28	0.7421

Mole fraction of Ethane (2) [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Mole fraction of Ethane (2) - Gas
0.0000	189.31	0.0000
0.0000	192.63	0.0000
0.0000	247.63	0.0000
0.0000	252.80	0.0000
0.1264	252.80	0.2379
0.1572	247.63	0.2853
0.2352	192.63	0.5351
0.2547	189.31	0.5623
0.2834	247.63	0.4232
0.3627	252.80	0.4729
0.3812	192.63	0.6216
0.4189	247.63	0.5249
0.4445	189.31	0.6445
0.4853	252.80	0.5643
0.4898	192.63	0.6480
0.5418	247.63	0.5976
0.5782	252.80	0.6133
0.5836	189.31	0.6775
0.5856	192.63	0.6716
0.6024	247.63	0.6304
0.6319	247.63	0.6473
0.6556	252.80	0.6582
0.6583	192.63	0.6856
0.6647	252.80	0.6633
0.6651	189.31	0.6925
0.6802	247.63	0.6745
0.6853	192.63	0.6955
0.6897	189.31	0.6972
0.7062	192.63	0.6994
0.7064	189.31	0.7015
0.7340	247.63	0.7056
0.7402	189.31	0.7192
0.7432	252.80	0.7128
0.7518	192.63	0.7124
0.7874	189.31	0.7293

Mole fraction of Ethane (2) [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Mole fraction of Ethane (2) - Gas
0.0000	199.64	0.0000
0.0000	213.06	0.0000
0.0000	228.28	0.0000
0.0000	242.93	0.0000
0.1633	199.64	0.4167
0.1731	242.93	0.3181
0.1782	228.28	0.3661
0.1827	213.06	0.4198
0.2636	199.64	0.5410
0.2805	242.93	0.4314
0.3257	213.06	0.5321
0.3820	242.93	0.5103
0.3971	228.28	0.5462
0.4567	242.93	0.5564
0.4662	199.64	0.6311
0.4822	213.06	0.6140
0.5540	228.28	0.6245
0.5732	199.64	0.6595
0.6071	213.06	0.6587
0.6170	242.93	0.6418
0.6408	242.93	0.6540
0.6444	199.64	0.6791
0.6471	228.28	0.6608
0.6499	213.06	0.6724
0.6875	199.64	0.6906
0.6958	242.93	0.6818
0.6960	213.06	0.6878
0.7098	228.28	0.6881
0.7354	199.64	0.7051
0.7412	242.93	0.7076
0.7569	228.28	0.7141
0.7582	213.06	0.7195
0.7977	242.93	0.7439
0.8040	228.28	0.7421

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	189.31	73.90
0.0000	192.63	88.50
0.0000	247.63	883.00
0.0000	252.80	1038.20
0.1264	252.80	1269.50
0.1572	247.63	1135.50
0.2352	192.63	166.50
0.2547	189.31	143.80
0.2834	247.63	1291.20
0.3627	252.80	1571.20
0.3812	192.63	183.30
0.4189	247.63	1395.00
0.4445	189.31	159.40
0.4853	252.80	1649.50
0.4898	192.63	189.20
0.5418	247.63	1445.20
0.5782	252.80	1682.70
0.5836	189.31	162.90
0.5856	192.63	191.70
0.6024	247.63	1459.50
0.6319	247.63	1462.50
0.6556	252.80	1690.50
0.6583	192.63	192.70
0.6647	252.80	1691.00
0.6651	189.31	163.50
0.6802	247.63	1463.40
0.6853	192.63	192.90
0.6897	189.31	163.60
0.7062	192.63	192.90
0.7064	189.31	163.70
0.7340	247.63	1457.00
0.7402	189.31	163.20
0.7432	252.80	1680.60
0.7518	192.63	192.30
0.7874	189.31	162.40

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	189.31	73.90
0.0000	192.63	88.50
0.0000	247.63	883.00
0.0000	252.80	1038.20
0.1264	252.80	1269.50
0.1572	247.63	1135.50
0.2352	192.63	166.50
0.2547	189.31	143.80
0.2834	247.63	1291.20
0.3627	252.80	1571.20
0.3812	192.63	183.30
0.4189	247.63	1395.00
0.4445	189.31	159.40
0.4853	252.80	1649.50
0.4898	192.63	189.20
0.5418	247.63	1445.20
0.5782	252.80	1682.70
0.5836	189.31	162.90
0.5856	192.63	191.70
0.6024	247.63	1459.50
0.6319	247.63	1462.50
0.6556	252.80	1690.50
0.6583	192.63	192.70
0.6647	252.80	1691.00
0.6651	189.31	163.50
0.6802	247.63	1463.40
0.6853	192.63	192.90
0.6897	189.31	163.60
0.7062	192.63	192.90
0.7064	189.31	163.70
0.7340	247.63	1457.00
0.7402	189.31	163.20
0.7432	252.80	1680.60
0.7518	192.63	192.30
0.7874	189.31	162.40

Azeotropic pressure, kPa [ref]

Temperature, K - Liquid	Azeotropic pressure, kPa - Liquid
199.64	266.70
213.06	469.10
228.28	808.80
242.93	1280.60

Azeotropic temperature, K [ref]

Mole fraction of Ethane (2) - Liquid	Azeotropic temperature, K - Liquid
0.6675	242.93
0.6766	228.28
0.6837	213.06
0.6922	199.64

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Gas
0.0000	199.64	128.70
0.0000	213.06	243.40
0.0000	228.28	453.10
0.0000	242.93	765.10
0.1633	199.64	205.60
0.1731	242.93	1015.40
0.1782	228.28	641.10
0.1827	213.06	372.70
0.2636	199.64	239.20
0.2805	242.93	1136.70
0.3257	213.06	427.00
0.3820	242.93	1203.70
0.3971	228.28	765.40
0.4567	242.93	1239.40
0.4662	199.64	261.30
0.4822	213.06	458.10
0.5540	228.28	800.60
0.5732	199.64	265.50
0.6071	213.06	466.50
0.6170	242.93	1279.00
0.6408	242.93	1280.60
0.6444	199.64	266.70
0.6471	228.28	808.80
0.6499	213.06	469.10
0.6875	199.64	267.10
0.6958	242.93	1280.10
0.6960	213.06	468.20
0.7098	228.28	807.70
0.7354	199.64	266.40
0.7412	242.93	1274.20
0.7569	228.28	803.70
0.7582	213.06	466.40
0.7977	242.93	1260.40
0.8040	228.28	796.70

Azeotropic pressure, kPa [ref]

Temperature, K - Liquid	Azeotropic pressure, kPa - Liquid
199.64	266.70
213.06	469.10
228.28	808.80
242.93	1280.60

Azeotropic temperature, K [ref]

Mole fraction of Ethane (2) - Liquid	Azeotropic temperature, K - Liquid
0.6675	242.93
0.6766	228.28
0.6837	213.06
0.6922	199.64

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Gas
0.0000	199.64	128.70
0.0000	213.06	243.40
0.0000	228.28	453.10
0.0000	242.93	765.10
0.1633	199.64	205.60
0.1731	242.93	1015.40
0.1782	228.28	641.10
0.1827	213.06	372.70
0.2636	199.64	239.20
0.2805	242.93	1136.70
0.3257	213.06	427.00
0.3820	242.93	1203.70
0.3971	228.28	765.40
0.4567	242.93	1239.40
0.4662	199.64	261.30
0.4822	213.06	458.10
0.5540	228.28	800.60
0.5732	199.64	265.50
0.6071	213.06	466.50
0.6170	242.93	1279.00
0.6408	242.93	1280.60
0.6444	199.64	266.70
0.6471	228.28	808.80
0.6499	213.06	469.10
0.6875	199.64	267.10
0.6958	242.93	1280.10
0.6960	213.06	468.20
0.7098	228.28	807.70
0.7354	199.64	266.40
0.7412	242.93	1274.20
0.7569	228.28	803.70
0.7582	213.06	466.40
0.7977	242.93	1260.40
0.8040	228.28	796.70

Sources

• Vapor liquid equilibrium measurements and correlations for an azeotropic system of ethane + hexafluoroethane
• Vapor-Liquid Equilibrium Measurements for the Ethane + Hexafluoroethane System over a Temperature Range from (199.64 to 242.93) K