Mixture of 1-Ethyl-2-pyrrolidinone + Water

Excel

1-Ethyl-2-pyrrolidinone

Name
1-Ethyl-2-pyrrolidinone
InChI
InChI=1S/C6H11NO/c1-2-7-5-3-4-6(7)8/h2-5H2,1H3
InChI Key
ZFPGARUNNKGOBB-UHFFFAOYSA-N
Formula
C6H11NO
SMILES
CCN1CCCC1=O
Mol. Weight (g/mol)
113.16
CAS
2687-91-4

Water

Name
Water
InChI
InChI=1S/H2O/h1H2
InChI Key
XLYOFNOQVPJJNP-UHFFFAOYSA-N
Formula
H2O
SMILES
O
Mol. Weight (g/mol)
18.02
CAS
7732-18-5
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Datasets

  1. η - Viscosity, Pa*s (4)
  2. n0 - Refractive index (Na D-line) (2)
  3. ρl - Mass density, kg/m3 (4)
  4. csound,fluid - Speed of Sound, m/s (4)
  5. γ - Surface tension liquid-gas, N/m (2)

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101.325 (Liquid)

Fixed Measured
Temperature, K - Liquid Mass fraction of Water (2) - Liquid Viscosity, Pa*s - Liquid
323.15 0.9000 0.0007
313.15 0.9000 0.0009
323.15 0.8000 0.0009
303.15 0.9000 0.0011
313.15 0.8000 0.0012
323.15 0.7000 0.0012
293.15 0.9000 0.0015
313.15 0.7000 0.0015
303.15 0.8000 0.0015
293.15 0.8000 0.0021
303.15 0.7000 0.0020
293.15 0.7000 0.0029

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Viscosity, Pa*s - Liquid
293.00 0.0000 0.0010
293.00 0.0220 0.0016
293.00 0.0500 0.0024
293.00 0.1000 0.0041
293.00 0.2000 0.0062
293.00 0.3000 0.0062
293.00 0.4000 0.0053
293.00 0.5000 0.0045
293.00 0.6000 0.0036
293.00 0.7000 0.0031
293.00 0.8000 0.0027
293.00 0.9000 0.0025
293.00 1.0000 0.0021
298.00 0.0000 0.0009
298.00 0.0220 0.0014
298.00 0.0500 0.0020
298.00 0.1000 0.0034
298.00 0.2000 0.0048
298.00 0.3000 0.0050
298.00 0.4000 0.0044
298.00 0.5000 0.0039
298.00 0.6000 0.0032
298.00 0.7000 0.0028
298.00 0.8000 0.0024
298.00 0.9000 0.0022
298.00 1.0000 0.0020
303.00 0.0000 0.0008
303.00 0.0220 0.0013
303.00 0.0500 0.0018
303.00 0.1000 0.0028
303.00 0.2000 0.0041
303.00 0.3000 0.0042
303.00 0.4000 0.0036
303.00 0.5000 0.0033
303.00 0.6000 0.0029
303.00 0.7000 0.0025
303.00 0.8000 0.0022
303.00 0.9000 0.0020
303.00 1.0000 0.0018
313.00 0.0000 0.0007
313.00 0.0220 0.0010
313.00 0.0500 0.0013
313.00 0.1000 0.0021
313.00 0.2000 0.0029
313.00 0.3000 0.0030
313.00 0.4000 0.0026
313.00 0.5000 0.0025
313.00 0.6000 0.0023
313.00 0.7000 0.0020
313.00 0.8000 0.0018
313.00 0.9000 0.0017
313.00 1.0000 0.0016
323.00 0.0000 0.0006
323.00 0.0220 0.0008
323.00 0.0500 0.0011
323.00 0.1000 0.0014
323.00 0.2000 0.0022
323.00 0.3000 0.0022
323.00 0.4000 0.0020
323.00 0.5000 0.0020
323.00 0.6000 0.0019
323.00 0.7000 0.0017
323.00 0.8000 0.0015
323.00 0.9000 0.0014
323.00 1.0000 0.0014

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101.325 (Liquid)

Fixed Measured
Temperature, K - Liquid Mass fraction of Water (2) - Liquid Viscosity, Pa*s - Liquid
323.15 0.9000 0.0007
313.15 0.9000 0.0009
323.15 0.8000 0.0009
303.15 0.9000 0.0011
313.15 0.8000 0.0012
323.15 0.7000 0.0012
293.15 0.9000 0.0015
313.15 0.7000 0.0015
303.15 0.8000 0.0015
293.15 0.8000 0.0021
303.15 0.7000 0.0020
293.15 0.7000 0.0029

Viscosity, Pa*s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Viscosity, Pa*s - Liquid
293.00 0.0000 0.0010
293.00 0.0220 0.0016
293.00 0.0500 0.0024
293.00 0.1000 0.0041
293.00 0.2000 0.0062
293.00 0.3000 0.0062
293.00 0.4000 0.0053
293.00 0.5000 0.0045
293.00 0.6000 0.0036
293.00 0.7000 0.0031
293.00 0.8000 0.0027
293.00 0.9000 0.0025
293.00 1.0000 0.0021
298.00 0.0000 0.0009
298.00 0.0220 0.0014
298.00 0.0500 0.0020
298.00 0.1000 0.0034
298.00 0.2000 0.0048
298.00 0.3000 0.0050
298.00 0.4000 0.0044
298.00 0.5000 0.0039
298.00 0.6000 0.0032
298.00 0.7000 0.0028
298.00 0.8000 0.0024
298.00 0.9000 0.0022
298.00 1.0000 0.0020
303.00 0.0000 0.0008
303.00 0.0220 0.0013
303.00 0.0500 0.0018
303.00 0.1000 0.0028
303.00 0.2000 0.0041
303.00 0.3000 0.0042
303.00 0.4000 0.0036
303.00 0.5000 0.0033
303.00 0.6000 0.0029
303.00 0.7000 0.0025
303.00 0.8000 0.0022
303.00 0.9000 0.0020
303.00 1.0000 0.0018
313.00 0.0000 0.0007
313.00 0.0220 0.0010
313.00 0.0500 0.0013
313.00 0.1000 0.0021
313.00 0.2000 0.0029
313.00 0.3000 0.0030
313.00 0.4000 0.0026
313.00 0.5000 0.0025
313.00 0.6000 0.0023
313.00 0.7000 0.0020
313.00 0.8000 0.0018
313.00 0.9000 0.0017
313.00 1.0000 0.0016
323.00 0.0000 0.0006
323.00 0.0220 0.0008
323.00 0.0500 0.0011
323.00 0.1000 0.0014
323.00 0.2000 0.0022
323.00 0.3000 0.0022
323.00 0.4000 0.0020
323.00 0.5000 0.0020
323.00 0.6000 0.0019
323.00 0.7000 0.0017
323.00 0.8000 0.0015
323.00 0.9000 0.0014
323.00 1.0000 0.0014

Refractive index (Na D-line) [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Refractive index (Na D-line) - Liquid
293.00 0.0000 1.333
293.00 0.0220 1.352
293.00 0.0500 1.3708
293.00 0.1000 1.3958
293.00 0.2000 1.426
293.00 0.3000 1.4413
293.00 0.4000 1.4498
293.00 0.5000 1.4551
293.00 0.6000 1.4586
293.00 0.7000 1.4612
293.00 0.8000 1.4633
293.00 0.9000 1.4648
293.00 1.0000 1.4646
298.00 0.0000 1.3325
298.00 0.0220 1.3514
298.00 0.0500 1.3701
298.00 0.1000 1.3948
298.00 0.2000 1.4243
298.00 0.3000 1.4398
298.00 0.4000 1.4478
298.00 0.5000 1.4531
298.00 0.6000 1.4565
298.00 0.7000 1.459
298.00 0.8000 1.461
298.00 0.9000 1.4623
298.00 1.0000 1.4619
303.00 0.0000 1.3319
303.00 0.0220 1.3495
303.00 0.0500 1.3694
303.00 0.1000 1.3929
303.00 0.2000 1.423
303.00 0.3000 1.4371
303.00 0.4000 1.4461
303.00 0.5000 1.4515
303.00 0.6000 1.4544
303.00 0.7000 1.4568
303.00 0.8000 1.4586
303.00 0.9000 1.4602
303.00 1.0000 1.4579
313.00 0.0000 1.3306
313.00 0.0220 1.3488
313.00 0.0500 1.3669
313.00 0.1000 1.3902
313.00 0.2000 1.4189
313.00 0.3000 1.4331
313.00 0.4000 1.4418
313.00 0.5000 1.4469
313.00 0.6000 1.4504
313.00 0.7000 1.4527
313.00 0.8000 1.455
313.00 0.9000 1.4564
313.00 1.0000 1.4542
323.00 0.0000 1.329
323.00 0.0220 1.3471
323.00 0.0500 1.3643
323.00 0.1000 1.3876
323.00 0.2000 1.4171
323.00 0.3000 1.4291
323.00 0.4000 1.4376
323.00 0.5000 1.4427
323.00 0.6000 1.4462
323.00 0.7000 1.4486
323.00 0.8000 1.4507
323.00 0.9000 1.4522
323.00 1.0000 1.4515

Refractive index (Na D-line) [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Refractive index (Na D-line) - Liquid
293.00 0.0000 1.333
293.00 0.0220 1.352
293.00 0.0500 1.3708
293.00 0.1000 1.3958
293.00 0.2000 1.426
293.00 0.3000 1.4413
293.00 0.4000 1.4498
293.00 0.5000 1.4551
293.00 0.6000 1.4586
293.00 0.7000 1.4612
293.00 0.8000 1.4633
293.00 0.9000 1.4648
293.00 1.0000 1.4646
298.00 0.0000 1.3325
298.00 0.0220 1.3514
298.00 0.0500 1.3701
298.00 0.1000 1.3948
298.00 0.2000 1.4243
298.00 0.3000 1.4398
298.00 0.4000 1.4478
298.00 0.5000 1.4531
298.00 0.6000 1.4565
298.00 0.7000 1.459
298.00 0.8000 1.461
298.00 0.9000 1.4623
298.00 1.0000 1.4619
303.00 0.0000 1.3319
303.00 0.0220 1.3495
303.00 0.0500 1.3694
303.00 0.1000 1.3929
303.00 0.2000 1.423
303.00 0.3000 1.4371
303.00 0.4000 1.4461
303.00 0.5000 1.4515
303.00 0.6000 1.4544
303.00 0.7000 1.4568
303.00 0.8000 1.4586
303.00 0.9000 1.4602
303.00 1.0000 1.4579
313.00 0.0000 1.3306
313.00 0.0220 1.3488
313.00 0.0500 1.3669
313.00 0.1000 1.3902
313.00 0.2000 1.4189
313.00 0.3000 1.4331
313.00 0.4000 1.4418
313.00 0.5000 1.4469
313.00 0.6000 1.4504
313.00 0.7000 1.4527
313.00 0.8000 1.455
313.00 0.9000 1.4564
313.00 1.0000 1.4542
323.00 0.0000 1.329
323.00 0.0220 1.3471
323.00 0.0500 1.3643
323.00 0.1000 1.3876
323.00 0.2000 1.4171
323.00 0.3000 1.4291
323.00 0.4000 1.4376
323.00 0.5000 1.4427
323.00 0.6000 1.4462
323.00 0.7000 1.4486
323.00 0.8000 1.4507
323.00 0.9000 1.4522
323.00 1.0000 1.4515

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101.325 (Liquid)

Fixed Measured
Temperature, K - Liquid Mass fraction of Water (2) - Liquid Mass density, kg/m3 - Liquid
313.15 0.7000 1001.9
293.15 0.7000 1013.82
323.15 0.7000 995.12
303.15 0.7000 1008.12
313.15 0.8000 998.11
293.15 0.8000 1007.67
323.15 0.8000 992.41
303.15 0.8000 1003.22
303.15 0.9000 998.33
323.15 0.9000 989.74
313.15 0.9000 994.6
293.15 0.9000 1002.08

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Mass density, kg/m3 - Liquid
293.00 0.0000 998.26
293.00 0.0220 1003.49
293.00 0.0500 1010.45
293.00 0.1000 1020.31
293.00 0.2000 1026.26
293.00 0.3000 1023.9
293.00 0.4000 1022.18
293.00 0.5000 1019.16
293.00 0.6000 1014.04
293.00 0.7000 1010.43
293.00 0.8000 1006.66
293.00 0.9000 1003.19
293.00 1.0000 1000.55
298.00 0.0000 997.1
298.00 0.0220 1001.76
298.00 0.0500 1007.34
298.00 0.1000 1016.76
298.00 0.2000 1021.82
298.00 0.3000 1019.33
298.00 0.4000 1016.58
298.00 0.5000 1014.6
298.00 0.6000 1009.45
298.00 0.7000 1005.98
298.00 0.8000 1002.26
298.00 0.9000 998.84
298.00 1.0000 996.24
303.00 0.0000 995.7
303.00 0.0220 999.83
303.00 0.0500 1002.82
303.00 0.1000 1013.12
303.00 0.2000 1017.34
303.00 0.3000 1014.71
303.00 0.4000 1012.16
303.00 0.5000 1010.0
303.00 0.6000 1004.1
303.00 0.7000 1001.5
303.00 0.8000 997.83
303.00 0.9000 994.48
303.00 1.0000 991.93
313.00 0.0000 992.26
313.00 0.0220 995.35
313.00 0.0500 997.46
313.00 0.1000 1005.63
313.00 0.2000 1008.28
313.00 0.3000 1005.38
313.00 0.4000 1001.82
313.00 0.5000 1000.71
313.00 0.6000 995.0
313.00 0.7000 992.48
313.00 0.8000 988.94
313.00 0.9000 985.71
313.00 1.0000 983.26
323.00 0.0000 988.08
323.00 0.0220 989.91
323.00 0.0500 991.01
323.00 0.1000 997.84
323.00 0.2000 999.06
323.00 0.3000 995.92
323.00 0.4000 992.73
323.00 0.5000 991.3
323.00 0.6000 985.81
323.00 0.7000 983.37
323.00 0.8000 979.96
323.00 0.9000 976.89
323.00 1.0000 974.56

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101.325 (Liquid)

Fixed Measured
Temperature, K - Liquid Mass fraction of Water (2) - Liquid Mass density, kg/m3 - Liquid
313.15 0.7000 1001.9
293.15 0.7000 1013.82
323.15 0.7000 995.12
303.15 0.7000 1008.12
313.15 0.8000 998.11
293.15 0.8000 1007.67
323.15 0.8000 992.41
303.15 0.8000 1003.22
303.15 0.9000 998.33
323.15 0.9000 989.74
313.15 0.9000 994.6
293.15 0.9000 1002.08

Mass density, kg/m3 [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Mass density, kg/m3 - Liquid
293.00 0.0000 998.26
293.00 0.0220 1003.49
293.00 0.0500 1010.45
293.00 0.1000 1020.31
293.00 0.2000 1026.26
293.00 0.3000 1023.9
293.00 0.4000 1022.18
293.00 0.5000 1019.16
293.00 0.6000 1014.04
293.00 0.7000 1010.43
293.00 0.8000 1006.66
293.00 0.9000 1003.19
293.00 1.0000 1000.55
298.00 0.0000 997.1
298.00 0.0220 1001.76
298.00 0.0500 1007.34
298.00 0.1000 1016.76
298.00 0.2000 1021.82
298.00 0.3000 1019.33
298.00 0.4000 1016.58
298.00 0.5000 1014.6
298.00 0.6000 1009.45
298.00 0.7000 1005.98
298.00 0.8000 1002.26
298.00 0.9000 998.84
298.00 1.0000 996.24
303.00 0.0000 995.7
303.00 0.0220 999.83
303.00 0.0500 1002.82
303.00 0.1000 1013.12
303.00 0.2000 1017.34
303.00 0.3000 1014.71
303.00 0.4000 1012.16
303.00 0.5000 1010.0
303.00 0.6000 1004.1
303.00 0.7000 1001.5
303.00 0.8000 997.83
303.00 0.9000 994.48
303.00 1.0000 991.93
313.00 0.0000 992.26
313.00 0.0220 995.35
313.00 0.0500 997.46
313.00 0.1000 1005.63
313.00 0.2000 1008.28
313.00 0.3000 1005.38
313.00 0.4000 1001.82
313.00 0.5000 1000.71
313.00 0.6000 995.0
313.00 0.7000 992.48
313.00 0.8000 988.94
313.00 0.9000 985.71
313.00 1.0000 983.26
323.00 0.0000 988.08
323.00 0.0220 989.91
323.00 0.0500 991.01
323.00 0.1000 997.84
323.00 0.2000 999.06
323.00 0.3000 995.92
323.00 0.4000 992.73
323.00 0.5000 991.3
323.00 0.6000 985.81
323.00 0.7000 983.37
323.00 0.8000 979.96
323.00 0.9000 976.89
323.00 1.0000 974.56

Speed of sound, m/s [ref]

Operational condition: Pressure, kPa = 101.325 (Liquid)

Fixed Measured
Temperature, K - Liquid Mass fraction of Water (2) - Liquid Speed of sound, m/s - Liquid
293.15 0.9000 1555.7
303.15 0.9000 1568.9
313.15 0.9000 1576.8
323.15 0.9000 1580.3
293.15 0.8000 1620.0
303.15 0.8000 1620.0
313.15 0.8000 1616.3
323.15 0.8000 1608.9
293.15 0.7000 1671.7
303.15 0.7000 1658.9
313.15 0.7000 1644.0
323.15 0.7000 1627.1

Speed of sound, m/s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Speed of sound, m/s - Liquid
293.00 0.0000 1482.72
293.00 0.0220 1574.75
293.00 0.0500 1651.86
293.00 0.1000 1711.89
293.00 0.2000 1712.15
293.00 0.3000 1677.6
293.00 0.4000 1640.39
293.00 0.5000 1610.72
293.00 0.6000 1583.14
293.00 0.7000 1562.07
293.00 0.8000 1541.71
293.00 0.9000 1526.12
293.00 1.0000 1511.62
298.00 0.0000 1496.94
298.00 0.0220 1579.97
298.00 0.0500 1648.9
298.00 0.1000 1699.44
298.00 0.2000 1694.15
298.00 0.3000 1658.56
298.00 0.4000 1621.15
298.00 0.5000 1591.48
298.00 0.6000 1563.96
298.00 0.7000 1542.94
298.00 0.8000 1522.58
298.00 0.9000 1507.05
298.00 1.0000 1492.47
303.00 0.0000 1509.36
303.00 0.0220 1583.92
303.00 0.0500 1645.06
303.00 0.1000 1686.65
303.00 0.2000 1675.85
303.00 0.3000 1639.26
303.00 0.4000 1601.66
303.00 0.5000 1572.12
303.00 0.6000 1544.64
303.00 0.7000 1523.64
303.00 0.8000 1503.38
303.00 0.9000 1487.86
303.00 1.0000 1473.32
313.00 0.0000 1529.06
313.00 0.0220 1588.33
313.00 0.0500 1634.83
313.00 0.1000 1660.41
313.00 0.2000 1639.14
313.00 0.3000 1600.65
313.00 0.4000 1562.77
313.00 0.5000 1533.29
313.00 0.6000 1505.96
313.00 0.7000 1485.26
313.00 0.8000 1465.2
313.00 0.9000 1449.87
313.00 1.0000 1435.35
323.00 0.0000 1542.73
323.00 0.0220 1588.35
323.00 0.0500 1622.28
323.00 0.1000 1633.15
323.00 0.2000 1602.06
323.00 0.3000 1561.88
323.00 0.4000 1523.7
323.00 0.5000 1494.43
323.00 0.6000 1467.52
323.00 0.7000 1447.09
323.00 0.8000 1427.34
323.00 0.9000 1412.23
323.00 1.0000 1397.96

Speed of sound, m/s [ref]

Operational condition: Pressure, kPa = 101.325 (Liquid)

Fixed Measured
Temperature, K - Liquid Mass fraction of Water (2) - Liquid Speed of sound, m/s - Liquid
293.15 0.9000 1555.7
303.15 0.9000 1568.9
313.15 0.9000 1576.8
323.15 0.9000 1580.3
293.15 0.8000 1620.0
303.15 0.8000 1620.0
313.15 0.8000 1616.3
323.15 0.8000 1608.9
293.15 0.7000 1671.7
303.15 0.7000 1658.9
313.15 0.7000 1644.0
323.15 0.7000 1627.1

Speed of sound, m/s [ref]

Operational condition: Pressure, kPa = 101 (Liquid)

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Speed of sound, m/s - Liquid
293.00 0.0000 1482.72
293.00 0.0220 1574.75
293.00 0.0500 1651.86
293.00 0.1000 1711.89
293.00 0.2000 1712.15
293.00 0.3000 1677.6
293.00 0.4000 1640.39
293.00 0.5000 1610.72
293.00 0.6000 1583.14
293.00 0.7000 1562.07
293.00 0.8000 1541.71
293.00 0.9000 1526.12
293.00 1.0000 1511.62
298.00 0.0000 1496.94
298.00 0.0220 1579.97
298.00 0.0500 1648.9
298.00 0.1000 1699.44
298.00 0.2000 1694.15
298.00 0.3000 1658.56
298.00 0.4000 1621.15
298.00 0.5000 1591.48
298.00 0.6000 1563.96
298.00 0.7000 1542.94
298.00 0.8000 1522.58
298.00 0.9000 1507.05
298.00 1.0000 1492.47
303.00 0.0000 1509.36
303.00 0.0220 1583.92
303.00 0.0500 1645.06
303.00 0.1000 1686.65
303.00 0.2000 1675.85
303.00 0.3000 1639.26
303.00 0.4000 1601.66
303.00 0.5000 1572.12
303.00 0.6000 1544.64
303.00 0.7000 1523.64
303.00 0.8000 1503.38
303.00 0.9000 1487.86
303.00 1.0000 1473.32
313.00 0.0000 1529.06
313.00 0.0220 1588.33
313.00 0.0500 1634.83
313.00 0.1000 1660.41
313.00 0.2000 1639.14
313.00 0.3000 1600.65
313.00 0.4000 1562.77
313.00 0.5000 1533.29
313.00 0.6000 1505.96
313.00 0.7000 1485.26
313.00 0.8000 1465.2
313.00 0.9000 1449.87
313.00 1.0000 1435.35
323.00 0.0000 1542.73
323.00 0.0220 1588.35
323.00 0.0500 1622.28
323.00 0.1000 1633.15
323.00 0.2000 1602.06
323.00 0.3000 1561.88
323.00 0.4000 1523.7
323.00 0.5000 1494.43
323.00 0.6000 1467.52
323.00 0.7000 1447.09
323.00 0.8000 1427.34
323.00 0.9000 1412.23
323.00 1.0000 1397.96

Surface tension liquid-gas, N/m [ref]

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Surface tension liquid-gas, N/m - Liquid
293.15 0.0000 0.0727
293.15 0.0002 0.0652
293.15 0.0005 0.0596
293.15 0.0010 0.0563
293.15 0.0100 0.0486
293.15 0.0200 0.0441
293.15 0.0500 0.0435
293.15 0.1000 0.0421
293.15 0.2000 0.0409
293.15 0.3000 0.0403
293.15 0.4000 0.0396
293.15 0.5000 0.0393
293.15 0.6000 0.0386
293.15 0.7000 0.0380
293.15 0.8000 0.0377
293.15 0.9000 0.0371
293.15 1.0000 0.0365
298.15 0.0000 0.0721
298.15 0.0002 0.0628
298.15 0.0005 0.0578
298.15 0.0010 0.0548
298.15 0.0100 0.0475
298.15 0.0200 0.0433
298.15 0.0500 0.0425
298.15 0.1000 0.0412
298.15 0.2000 0.0401
298.15 0.3000 0.0394
298.15 0.4000 0.0387
298.15 0.5000 0.0382
298.15 0.6000 0.0379
298.15 0.7000 0.0370
298.15 0.8000 0.0366
298.15 0.9000 0.0362
298.15 1.0000 0.0357
303.15 0.0000 0.0712
303.15 0.0002 0.0608
303.15 0.0005 0.0559
303.15 0.0010 0.0532
303.15 0.0100 0.0466
303.15 0.0200 0.0425
303.15 0.0500 0.0418
303.15 0.1000 0.0404
303.15 0.2000 0.0394
303.15 0.3000 0.0385
303.15 0.4000 0.0379
303.15 0.5000 0.0373
303.15 0.6000 0.0369
303.15 0.7000 0.0364
303.15 0.8000 0.0359
303.15 0.9000 0.0356
303.15 1.0000 0.0350
313.15 0.0000 0.0695
313.15 0.0002 0.0581
313.15 0.0005 0.0531
313.15 0.0010 0.0510
313.15 0.0100 0.0451
313.15 0.0200 0.0414
313.15 0.0500 0.0403
313.15 0.1000 0.0393
313.15 0.2000 0.0384
313.15 0.3000 0.0376
313.15 0.4000 0.0369
313.15 0.5000 0.0362
313.15 0.6000 0.0358
313.15 0.7000 0.0353
313.15 0.8000 0.0351
313.15 0.9000 0.0347
313.15 1.0000 0.0343
323.15 0.0000 0.0679
323.15 0.0002 0.0534
323.15 0.0005 0.0501
323.15 0.0010 0.0490
323.15 0.0100 0.0438
323.15 0.0200 0.0402
323.15 0.0500 0.0393
323.15 0.1000 0.0383
323.15 0.2000 0.0372
323.15 0.3000 0.0365
323.15 0.4000 0.0357
323.15 0.5000 0.0353
323.15 0.6000 0.0349
323.15 0.7000 0.0347
323.15 0.8000 0.0343
323.15 0.9000 0.0340
323.15 1.0000 0.0336

Surface tension liquid-gas, N/m [ref]

Fixed Measured
Temperature, K - Liquid Mole fraction of 1-Ethyl-2-pyrrolidinone (1) - Liquid Surface tension liquid-gas, N/m - Liquid
293.15 0.0000 0.0727
293.15 0.0002 0.0652
293.15 0.0005 0.0596
293.15 0.0010 0.0563
293.15 0.0100 0.0486
293.15 0.0200 0.0441
293.15 0.0500 0.0435
293.15 0.1000 0.0421
293.15 0.2000 0.0409
293.15 0.3000 0.0403
293.15 0.4000 0.0396
293.15 0.5000 0.0393
293.15 0.6000 0.0386
293.15 0.7000 0.0380
293.15 0.8000 0.0377
293.15 0.9000 0.0371
293.15 1.0000 0.0365
298.15 0.0000 0.0721
298.15 0.0002 0.0628
298.15 0.0005 0.0578
298.15 0.0010 0.0548
298.15 0.0100 0.0475
298.15 0.0200 0.0433
298.15 0.0500 0.0425
298.15 0.1000 0.0412
298.15 0.2000 0.0401
298.15 0.3000 0.0394
298.15 0.4000 0.0387
298.15 0.5000 0.0382
298.15 0.6000 0.0379
298.15 0.7000 0.0370
298.15 0.8000 0.0366
298.15 0.9000 0.0362
298.15 1.0000 0.0357
303.15 0.0000 0.0712
303.15 0.0002 0.0608
303.15 0.0005 0.0559
303.15 0.0010 0.0532
303.15 0.0100 0.0466
303.15 0.0200 0.0425
303.15 0.0500 0.0418
303.15 0.1000 0.0404
303.15 0.2000 0.0394
303.15 0.3000 0.0385
303.15 0.4000 0.0379
303.15 0.5000 0.0373
303.15 0.6000 0.0369
303.15 0.7000 0.0364
303.15 0.8000 0.0359
303.15 0.9000 0.0356
303.15 1.0000 0.0350
313.15 0.0000 0.0695
313.15 0.0002 0.0581
313.15 0.0005 0.0531
313.15 0.0010 0.0510
313.15 0.0100 0.0451
313.15 0.0200 0.0414
313.15 0.0500 0.0403
313.15 0.1000 0.0393
313.15 0.2000 0.0384
313.15 0.3000 0.0376
313.15 0.4000 0.0369
313.15 0.5000 0.0362
313.15 0.6000 0.0358
313.15 0.7000 0.0353
313.15 0.8000 0.0351
313.15 0.9000 0.0347
313.15 1.0000 0.0343
323.15 0.0000 0.0679
323.15 0.0002 0.0534
323.15 0.0005 0.0501
323.15 0.0010 0.0490
323.15 0.0100 0.0438
323.15 0.0200 0.0402
323.15 0.0500 0.0393
323.15 0.1000 0.0383
323.15 0.2000 0.0372
323.15 0.3000 0.0365
323.15 0.4000 0.0357
323.15 0.5000 0.0353
323.15 0.6000 0.0349
323.15 0.7000 0.0347
323.15 0.8000 0.0343
323.15 0.9000 0.0340
323.15 1.0000 0.0336

Sources