Mixture of Butane + Ethane, 1,1-difluoro-

Datasets

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

Azeotropic composition: mole fraction of Ethane, 1,1-difluoro- (2) [ref]

Temperature, K - Liquid	Azeotropic composition: mole fraction of Ethane, 1,1-difluoro- (2) - Liquid
273.15	0.8270
283.15	0.8310
293.15	0.8370
303.15	0.8410
313.15	0.8590
323.15	0.8650

Mole fraction of Ethane, 1,1-difluoro- (2) [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Liquid	Mole fraction of Ethane, 1,1-difluoro- (2) - Gas
0.0000	273.15	0.0000
0.0000	283.15	0.0000
0.0000	293.15	0.0000
0.0000	303.15	0.0000
0.0000	313.15	0.0000
0.0000	323.15	0.0000
0.0600	283.15	0.2940
0.0650	303.15	0.2860
0.0680	273.15	0.3300
0.0900	293.15	0.3550
0.0950	313.15	0.3410
0.1070	323.15	0.3420
0.1140	273.15	0.4160
0.1370	283.15	0.4200
0.1370	303.15	0.4210
0.1500	293.15	0.4500
0.2150	313.15	0.5020
0.2180	273.15	0.5450
0.2220	323.15	0.4860
0.2500	283.15	0.5360
0.2880	303.15	0.5670
0.3060	293.15	0.5900
0.3360	313.15	0.5880
0.3600	283.15	0.6080
0.3710	323.15	0.6020
0.3920	293.15	0.6250
0.3950	303.15	0.6230
0.4070	273.15	0.6630
0.4620	313.15	0.6500
0.4680	303.15	0.6590
0.4740	273.15	0.6780
0.5020	293.15	0.6680
0.5070	323.15	0.6700
0.5200	283.15	0.6840
0.5590	313.15	0.6940
0.5770	273.15	0.6930
0.5920	323.15	0.7120
0.6020	283.15	0.7090
0.6270	313.15	0.7270
0.6300	293.15	0.7360
0.6410	303.15	0.7240
0.6780	323.15	0.7530
0.6920	283.15	0.7480
0.7030	293.15	0.7660
0.7070	303.15	0.7590
0.7180	313.15	0.7740
0.7280	273.15	0.7680
0.7420	323.15	0.7860
0.7600	303.15	0.7730
0.7720	293.15	0.7960
0.7740	283.15	0.7980
0.7860	313.15	0.8110
0.7870	273.15	0.8030
0.7950	303.15	0.8120
0.7990	323.15	0.8180
0.8200	293.15	0.8260
0.8220	273.15	0.8260
0.8240	283.15	0.8260
0.8290	323.15	0.8390
0.8310	313.15	0.8400
0.8380	273.15	0.8360
0.8410	293.15	0.8390
0.8470	303.15	0.8400
0.8480	323.15	0.8530
0.8510	313.15	0.8540
0.8560	283.15	0.8480
0.8840	313.15	0.8790
0.8960	323.15	0.8900
0.8990	273.15	0.8810
0.9010	283.15	0.8840
0.9040	293.15	0.8890
0.9110	303.15	0.9040
0.9380	313.15	0.9270
0.9410	273.15	0.9230
0.9510	293.15	0.9360
0.9530	283.15	0.9370
0.9530	323.15	0.9440
0.9560	303.15	0.9500
1.0000	273.15	1.0000
1.0000	283.15	1.0000
1.0000	293.15	1.0000
1.0000	303.15	1.0000
1.0000	313.15	1.0000
1.0000	323.15	1.0000

Mole fraction of Ethane, 1,1-difluoro- (2) [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Gas	Mole fraction of Ethane, 1,1-difluoro- (2) - Gas
0.0000	313.15	0.0000
0.0000	323.15	0.0000
0.0000	333.15	0.0000
0.0000	343.15	0.0000
0.0000	353.15	0.0000
0.0000	363.15	0.0000
0.0823	313.15	0.3295
0.0976	323.15	0.3379
0.1025	333.15	0.3181
0.1588	363.15	0.3506
0.1718	343.15	0.4118
0.1835	353.15	0.4048
0.2145	323.15	0.4941
0.2251	333.15	0.4788
0.2304	313.15	0.5336
0.2900	363.15	0.4843
0.3307	313.15	0.6036
0.3649	343.15	0.5807
0.3820	353.15	0.5729
0.4305	333.15	0.6220
0.4557	323.15	0.6555
0.4562	363.15	0.6023
0.4951	353.15	0.6416
0.5338	313.15	0.6964
0.5617	343.15	0.6878
0.6103	313.15	0.7278
0.6305	323.15	0.7350
0.6384	353.15	0.7212
0.6396	363.15	0.7135
0.6668	313.15	0.7497
0.6857	333.15	0.7514
0.7047	343.15	0.7621
0.7172	313.15	0.7771
0.7361	333.15	0.7808
0.7632	363.15	0.7928
0.7720	313.15	0.8117
0.7793	333.15	0.8058
0.8002	343.15	0.8226
0.8015	313.15	0.8253
0.8036	323.15	0.8283
0.8084	353.15	0.8281
0.8105	363.15	0.8269
0.8347	363.15	0.8450
0.8375	333.15	0.8460
0.8401	353.15	0.8501
0.8624	343.15	0.8675
0.8689	363.15	0.8699
0.8754	353.15	0.8777
0.8798	353.15	0.8822
0.8905	323.15	0.8889
0.9124	333.15	0.9060
0.9230	343.15	0.9188
0.9396	323.15	0.9334
0.9424	363.15	0.9370
0.9425	313.15	0.9310
0.9438	353.15	0.9386
0.9610	343.15	0.9543
0.9744	313.15	0.9674
1.0000	313.15	1.0000
1.0000	323.15	1.0000
1.0000	333.15	1.0000
1.0000	343.15	1.0000
1.0000	363.15	1.0000

Azeotropic composition: mole fraction of Ethane, 1,1-difluoro- (2) [ref]

Temperature, K - Liquid	Azeotropic composition: mole fraction of Ethane, 1,1-difluoro- (2) - Liquid
273.15	0.8270
283.15	0.8310
293.15	0.8370
303.15	0.8410
313.15	0.8590
323.15	0.8650

Mole fraction of Ethane, 1,1-difluoro- (2) [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Liquid	Mole fraction of Ethane, 1,1-difluoro- (2) - Gas
0.0000	273.15	0.0000
0.0000	283.15	0.0000
0.0000	293.15	0.0000
0.0000	303.15	0.0000
0.0000	313.15	0.0000
0.0000	323.15	0.0000
0.0600	283.15	0.2940
0.0650	303.15	0.2860
0.0680	273.15	0.3300
0.0900	293.15	0.3550
0.0950	313.15	0.3410
0.1070	323.15	0.3420
0.1140	273.15	0.4160
0.1370	283.15	0.4200
0.1370	303.15	0.4210
0.1500	293.15	0.4500
0.2150	313.15	0.5020
0.2180	273.15	0.5450
0.2220	323.15	0.4860
0.2500	283.15	0.5360
0.2880	303.15	0.5670
0.3060	293.15	0.5900
0.3360	313.15	0.5880
0.3600	283.15	0.6080
0.3710	323.15	0.6020
0.3920	293.15	0.6250
0.3950	303.15	0.6230
0.4070	273.15	0.6630
0.4620	313.15	0.6500
0.4680	303.15	0.6590
0.4740	273.15	0.6780
0.5020	293.15	0.6680
0.5070	323.15	0.6700
0.5200	283.15	0.6840
0.5590	313.15	0.6940
0.5770	273.15	0.6930
0.5920	323.15	0.7120
0.6020	283.15	0.7090
0.6270	313.15	0.7270
0.6300	293.15	0.7360
0.6410	303.15	0.7240
0.6780	323.15	0.7530
0.6920	283.15	0.7480
0.7030	293.15	0.7660
0.7070	303.15	0.7590
0.7180	313.15	0.7740
0.7280	273.15	0.7680
0.7420	323.15	0.7860
0.7600	303.15	0.7730
0.7720	293.15	0.7960
0.7740	283.15	0.7980
0.7860	313.15	0.8110
0.7870	273.15	0.8030
0.7950	303.15	0.8120
0.7990	323.15	0.8180
0.8200	293.15	0.8260
0.8220	273.15	0.8260
0.8240	283.15	0.8260
0.8290	323.15	0.8390
0.8310	313.15	0.8400
0.8380	273.15	0.8360
0.8410	293.15	0.8390
0.8470	303.15	0.8400
0.8480	323.15	0.8530
0.8510	313.15	0.8540
0.8560	283.15	0.8480
0.8840	313.15	0.8790
0.8960	323.15	0.8900
0.8990	273.15	0.8810
0.9010	283.15	0.8840
0.9040	293.15	0.8890
0.9110	303.15	0.9040
0.9380	313.15	0.9270
0.9410	273.15	0.9230
0.9510	293.15	0.9360
0.9530	283.15	0.9370
0.9530	323.15	0.9440
0.9560	303.15	0.9500
1.0000	273.15	1.0000
1.0000	283.15	1.0000
1.0000	293.15	1.0000
1.0000	303.15	1.0000
1.0000	313.15	1.0000
1.0000	323.15	1.0000

Mole fraction of Ethane, 1,1-difluoro- (2) [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Gas	Mole fraction of Ethane, 1,1-difluoro- (2) - Gas
0.0000	313.15	0.0000
0.0000	323.15	0.0000
0.0000	333.15	0.0000
0.0000	343.15	0.0000
0.0000	353.15	0.0000
0.0000	363.15	0.0000
0.0823	313.15	0.3295
0.0976	323.15	0.3379
0.1025	333.15	0.3181
0.1588	363.15	0.3506
0.1718	343.15	0.4118
0.1835	353.15	0.4048
0.2145	323.15	0.4941
0.2251	333.15	0.4788
0.2304	313.15	0.5336
0.2900	363.15	0.4843
0.3307	313.15	0.6036
0.3649	343.15	0.5807
0.3820	353.15	0.5729
0.4305	333.15	0.6220
0.4557	323.15	0.6555
0.4562	363.15	0.6023
0.4951	353.15	0.6416
0.5338	313.15	0.6964
0.5617	343.15	0.6878
0.6103	313.15	0.7278
0.6305	323.15	0.7350
0.6384	353.15	0.7212
0.6396	363.15	0.7135
0.6668	313.15	0.7497
0.6857	333.15	0.7514
0.7047	343.15	0.7621
0.7172	313.15	0.7771
0.7361	333.15	0.7808
0.7632	363.15	0.7928
0.7720	313.15	0.8117
0.7793	333.15	0.8058
0.8002	343.15	0.8226
0.8015	313.15	0.8253
0.8036	323.15	0.8283
0.8084	353.15	0.8281
0.8105	363.15	0.8269
0.8347	363.15	0.8450
0.8375	333.15	0.8460
0.8401	353.15	0.8501
0.8624	343.15	0.8675
0.8689	363.15	0.8699
0.8754	353.15	0.8777
0.8798	353.15	0.8822
0.8905	323.15	0.8889
0.9124	333.15	0.9060
0.9230	343.15	0.9188
0.9396	323.15	0.9334
0.9424	363.15	0.9370
0.9425	313.15	0.9310
0.9438	353.15	0.9386
0.9610	343.15	0.9543
0.9744	313.15	0.9674
1.0000	313.15	1.0000
1.0000	323.15	1.0000
1.0000	333.15	1.0000
1.0000	343.15	1.0000
1.0000	363.15	1.0000

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	273.15	104.00
0.0000	283.15	150.00
0.0000	293.15	208.00
0.0000	303.15	284.00
0.0000	313.15	378.00
0.0000	323.15	495.00
0.0600	283.15	225.00
0.0650	303.15	405.00
0.0680	273.15	170.00
0.0900	293.15	333.00
0.0950	313.15	571.00
0.1070	323.15	748.00
0.1140	273.15	195.00
0.1370	283.15	278.00
0.1370	303.15	488.00
0.1500	293.15	383.00
0.2150	313.15	709.00
0.2180	273.15	228.00
0.2220	323.15	907.00
0.2500	283.15	326.00
0.2880	303.15	592.00
0.3060	293.15	456.00
0.3360	313.15	793.00
0.3600	283.15	352.00
0.3710	323.15	1037.00
0.3920	293.15	482.00
0.3950	303.15	639.00
0.4070	273.15	258.00
0.4620	313.15	854.00
0.4680	303.15	663.00
0.4740	273.15	265.00
0.5020	293.15	503.00
0.5070	323.15	1114.00
0.5200	283.15	376.00
0.5590	313.15	888.00
0.5770	273.15	273.00
0.5920	323.15	1149.00
0.6020	283.15	384.00
0.6270	313.15	905.00
0.6300	293.15	522.00
0.6410	303.15	696.00
0.6780	323.15	1176.00
0.6920	283.15	389.00
0.7030	293.15	530.00
0.7070	303.15	704.00
0.7180	313.15	921.00
0.7280	273.15	280.00
0.7420	323.15	1190.00
0.7600	303.15	710.00
0.7720	293.15	534.00
0.7740	283.15	393.00
0.7860	313.15	929.00
0.7870	273.15	281.00
0.7950	303.15	714.00
0.7990	323.15	1198.00
0.8200	293.15	536.00
0.8220	273.15	282.00
0.8240	283.15	395.00
0.8290	323.15	1201.00
0.8310	313.15	933.00
0.8380	273.15	281.00
0.8410	293.15	536.00
0.8470	303.15	714.00
0.8480	323.15	1202.00
0.8510	313.15	933.00
0.8560	283.15	395.00
0.8840	313.15	933.00
0.8960	323.15	1202.00
0.8990	273.15	279.00
0.9010	283.15	391.00
0.9040	293.15	533.00
0.9110	303.15	710.00
0.9380	313.15	928.00
0.9410	273.15	276.00
0.9510	293.15	530.00
0.9530	283.15	386.00
0.9530	323.15	1190.00
0.9560	303.15	703.00
1.0000	273.15	264.00
1.0000	283.15	372.00
1.0000	293.15	512.00
1.0000	303.15	689.00
1.0000	313.15	909.00
1.0000	323.15	1176.00

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	313.15	377.00
0.0000	323.15	495.00
0.0000	333.15	638.00
0.0000	343.15	810.00
0.0000	353.15	1012.00
0.0000	363.15	1249.00
0.0823	313.15	541.00
0.0976	323.15	730.00
0.1025	333.15	909.00
0.1588	363.15	1847.00
0.1718	343.15	1291.00
0.1835	353.15	1590.00
0.2145	323.15	895.00
0.2251	333.15	1133.00
0.2304	313.15	717.00
0.2900	363.15	2183.00
0.3307	313.15	789.00
0.3649	343.15	1597.00
0.3820	353.15	1962.00
0.4305	333.15	1352.00
0.4557	323.15	1086.00
0.4562	363.15	2499.00
0.4951	353.15	2110.00
0.5338	313.15	875.00
0.5617	343.15	1788.00
0.6103	313.15	900.00
0.6305	323.15	1164.00
0.6384	353.15	2256.00
0.6396	363.15	2748.00
0.6668	313.15	915.00
0.6857	333.15	1498.00
0.7047	343.15	1878.00
0.7172	313.15	927.00
0.7361	333.15	1517.00
0.7632	363.15	2863.00
0.7720	313.15	940.00
0.7793	333.15	1531.00
0.8002	343.15	1922.00
0.8015	313.15	946.00
0.8036	323.15	1211.00
0.8084	353.15	2368.00
0.8105	363.15	2894.00
0.8347	363.15	2908.00
0.8375	333.15	1543.00
0.8401	353.15	2381.00
0.8624	343.15	1936.00
0.8689	363.15	2916.00
0.8754	353.15	2384.00
0.8798	353.15	2385.00
0.8905	323.15	1218.00
0.9124	333.15	1542.00
0.9230	343.15	1931.00
0.9396	323.15	1211.00
0.9424	363.15	2920.00
0.9425	313.15	940.00
0.9438	353.15	2358.00
0.9610	343.15	1913.00
0.9744	313.15	932.00
1.0000	313.15	909.00
1.0000	323.15	1181.00
1.0000	333.15	1509.00
1.0000	343.15	1898.00
1.0000	363.15	2901.00

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	273.15	104.00
0.0000	283.15	150.00
0.0000	293.15	208.00
0.0000	303.15	284.00
0.0000	313.15	378.00
0.0000	323.15	495.00
0.0600	283.15	225.00
0.0650	303.15	405.00
0.0680	273.15	170.00
0.0900	293.15	333.00
0.0950	313.15	571.00
0.1070	323.15	748.00
0.1140	273.15	195.00
0.1370	283.15	278.00
0.1370	303.15	488.00
0.1500	293.15	383.00
0.2150	313.15	709.00
0.2180	273.15	228.00
0.2220	323.15	907.00
0.2500	283.15	326.00
0.2880	303.15	592.00
0.3060	293.15	456.00
0.3360	313.15	793.00
0.3600	283.15	352.00
0.3710	323.15	1037.00
0.3920	293.15	482.00
0.3950	303.15	639.00
0.4070	273.15	258.00
0.4620	313.15	854.00
0.4680	303.15	663.00
0.4740	273.15	265.00
0.5020	293.15	503.00
0.5070	323.15	1114.00
0.5200	283.15	376.00
0.5590	313.15	888.00
0.5770	273.15	273.00
0.5920	323.15	1149.00
0.6020	283.15	384.00
0.6270	313.15	905.00
0.6300	293.15	522.00
0.6410	303.15	696.00
0.6780	323.15	1176.00
0.6920	283.15	389.00
0.7030	293.15	530.00
0.7070	303.15	704.00
0.7180	313.15	921.00
0.7280	273.15	280.00
0.7420	323.15	1190.00
0.7600	303.15	710.00
0.7720	293.15	534.00
0.7740	283.15	393.00
0.7860	313.15	929.00
0.7870	273.15	281.00
0.7950	303.15	714.00
0.7990	323.15	1198.00
0.8200	293.15	536.00
0.8220	273.15	282.00
0.8240	283.15	395.00
0.8290	323.15	1201.00
0.8310	313.15	933.00
0.8380	273.15	281.00
0.8410	293.15	536.00
0.8470	303.15	714.00
0.8480	323.15	1202.00
0.8510	313.15	933.00
0.8560	283.15	395.00
0.8840	313.15	933.00
0.8960	323.15	1202.00
0.8990	273.15	279.00
0.9010	283.15	391.00
0.9040	293.15	533.00
0.9110	303.15	710.00
0.9380	313.15	928.00
0.9410	273.15	276.00
0.9510	293.15	530.00
0.9530	283.15	386.00
0.9530	323.15	1190.00
0.9560	303.15	703.00
1.0000	273.15	264.00
1.0000	283.15	372.00
1.0000	293.15	512.00
1.0000	303.15	689.00
1.0000	313.15	909.00
1.0000	323.15	1176.00

Vapor or sublimation pressure, kPa [ref]

Fixed		Measured
Mole fraction of Ethane, 1,1-difluoro- (2) - Liquid	Temperature, K - Liquid	Vapor or sublimation pressure, kPa - Liquid
0.0000	313.15	377.00
0.0000	323.15	495.00
0.0000	333.15	638.00
0.0000	343.15	810.00
0.0000	353.15	1012.00
0.0000	363.15	1249.00
0.0823	313.15	541.00
0.0976	323.15	730.00
0.1025	333.15	909.00
0.1588	363.15	1847.00
0.1718	343.15	1291.00
0.1835	353.15	1590.00
0.2145	323.15	895.00
0.2251	333.15	1133.00
0.2304	313.15	717.00
0.2900	363.15	2183.00
0.3307	313.15	789.00
0.3649	343.15	1597.00
0.3820	353.15	1962.00
0.4305	333.15	1352.00
0.4557	323.15	1086.00
0.4562	363.15	2499.00
0.4951	353.15	2110.00
0.5338	313.15	875.00
0.5617	343.15	1788.00
0.6103	313.15	900.00
0.6305	323.15	1164.00
0.6384	353.15	2256.00
0.6396	363.15	2748.00
0.6668	313.15	915.00
0.6857	333.15	1498.00
0.7047	343.15	1878.00
0.7172	313.15	927.00
0.7361	333.15	1517.00
0.7632	363.15	2863.00
0.7720	313.15	940.00
0.7793	333.15	1531.00
0.8002	343.15	1922.00
0.8015	313.15	946.00
0.8036	323.15	1211.00
0.8084	353.15	2368.00
0.8105	363.15	2894.00
0.8347	363.15	2908.00
0.8375	333.15	1543.00
0.8401	353.15	2381.00
0.8624	343.15	1936.00
0.8689	363.15	2916.00
0.8754	353.15	2384.00
0.8798	353.15	2385.00
0.8905	323.15	1218.00
0.9124	333.15	1542.00
0.9230	343.15	1931.00
0.9396	323.15	1211.00
0.9424	363.15	2920.00
0.9425	313.15	940.00
0.9438	353.15	2358.00
0.9610	343.15	1913.00
0.9744	313.15	932.00
1.0000	313.15	909.00
1.0000	323.15	1181.00
1.0000	333.15	1509.00
1.0000	343.15	1898.00
1.0000	363.15	2901.00

Azeotropic pressure, kPa [ref]

Temperature, K - Liquid	Azeotropic pressure, kPa - Liquid
273.15	282.00
283.15	396.00
293.15	538.00
303.15	716.00
313.15	935.00
323.15	1203.00

Azeotropic pressure, kPa [ref]

Temperature, K - Liquid	Azeotropic pressure, kPa - Liquid
273.15	282.00
283.15	396.00
293.15	538.00
303.15	716.00
313.15	935.00
323.15	1203.00

Sources

• Vapor liquid equilibria for the binary system of 1,1-difluoroethane (HFC-152a) + n-butane (R-600) at various temperatures
• (Vapour + liquid) equilibria of the {1,1-difluoroethane (HFC-152a) + n-butane (HC-600)} system