Mixture of Choline chloride + Urea

Datasets

1. C_p,liquid - Molar heat capacity at constant pressure, J/K/mol (2)
2. η - Viscosity, Pa*s (26)
3. Eutectic temperature, K (2)
4. n₀ - Refractive index (Na D-line) (2)
5. ρ_l - Mass density, kg/m3 (26)
6. c_sound,fluid - Speed of Sound, m/s (8)
7. γ - Surface tension liquid-gas, N/m (4)
8. T_fus - Solid-liquid equilibrium temperature, K (8)

Molar heat capacity at constant pressure, J/K/mol [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Molar heat capacity at constant pressure, J/K/mol - Liquid
303.15	181.40
308.15	182.20
313.15	183.20
318.15	183.50
323.15	184.50
328.15	185.30
333.15	186.40
338.15	187.40
343.15	188.50
348.15	189.50
353.15	190.80

Molar heat capacity at constant pressure, J/K/mol [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Molar heat capacity at constant pressure, J/K/mol - Liquid
303.15	181.40
308.15	182.20
313.15	183.20
318.15	183.50
323.15	184.50
328.15	185.30
333.15	186.40
338.15	187.40
343.15	188.50
348.15	189.50
353.15	190.80

Viscosity, Pa*s [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Viscosity, Pa*s - Liquid
0.3330	298.15	100.00	0.7500

Viscosity, Pa*s [ref]

Fixed			Measured
Amount ratio of solute to solvent of Urea (2) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Viscosity, Pa*s - Liquid
2.0	101.00	298.15	0.8490

Viscosity, Pa*s [ref]

Operational condition: Mole fraction = 0.326 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Viscosity, Pa*s - Liquid
333.15	100.00	0.0742
333.15	1000.00	0.0745
333.15	5000.00	0.0754
333.15	12000.00	0.0791
333.15	20000.00	0.0835
333.15	40000.00	0.0954
333.15	60000.00	0.1061
333.15	80000.00	0.1215
333.15	100000.00	0.1464
353.15	100.00	0.0303
353.15	1000.00	0.0304
353.15	5000.00	0.0312
353.15	12000.00	0.0321
353.15	20000.00	0.0333
353.15	40000.00	0.0370
353.15	60000.00	0.0409
353.15	80000.00	0.0447
353.15	100000.00	0.0467
373.15	100.00	0.0149
373.15	1000.00	0.0160
373.15	5000.00	0.0159
373.15	12000.00	0.0165
373.15	20000.00	0.0171
373.15	40000.00	0.0186
373.15	60000.00	0.0202
373.15	80000.00	0.0221
373.15	100000.00	0.0239

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.326 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.15	1.6961
298.15	1.0149
303.15	0.6355
308.15	0.4146
313.15	0.2807
318.15	0.1964
323.15	0.1420
328.15	0.1052
333.15	0.0801
338.15	0.0619
343.15	0.0491
348.15	0.0396
353.15	0.0325
358.15	0.0269
363.15	0.0226
368.15	0.0193
373.15	0.0167

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0.33 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
303.15	0.5369
313.15	0.2425
328.15	0.0943
338.15	0.0538
343.15	0.0425
348.15	0.0345
358.15	0.0244

Viscosity, Pa*s [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Viscosity, Pa*s - Liquid
0.3330	101.10	298.15	1.3483

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.20	1.6858
298.20	1.0123
303.20	0.6585
308.20	0.4549
313.20	0.3336
318.20	0.2598
323.20	0.2106
328.20	0.1795
333.20	0.1608
338.20	0.1426
343.20	0.1290
348.20	0.1156
353.20	0.1067

Viscosity, Pa*s [ref]

Operational conditions:

• Amount ratio of solute to solvent = 2 (Liquid)
• Pressure, kPa = 101 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
303.15	0.8930
323.15	0.1970
353.15	0.0440

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
298.15	1.398
303.15	0.8555
308.15	0.5463
313.15	0.3571
318.15	0.2437
323.15	0.1697
328.15	0.1256
333.15	0.0932
338.15	0.0713

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.15	0.0000
298.15	0.0000
303.15	0.0001
308.15	0.0001
313.15	0.0001
318.15	0.0002
323.15	0.0003
328.15	0.0004
333.15	0.0005
338.15	0.0006

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.00	1.372
298.00	0.9851
303.00	0.5273
308.00	0.3972
313.00	0.2381
318.00	0.1816
323.00	0.1198
328.00	0.0982
333.00	0.0686

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.334 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.25	2.11
299.45	1.286
305.85	0.7250
312.15	0.4320
318.35	0.2650
324.55	0.1700
330.95	0.1160
337.15	0.0830
343.35	0.0610
349.55	0.0460
355.85	0.0360
362.05	0.0270
368.25	0.0210

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
298.15	1.571
303.15	0.9537
308.15	0.6084
313.15	0.4032
318.15	0.2772
323.15	0.1959
328.15	0.1436
333.15	0.1077

Viscosity, Pa*s [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Viscosity, Pa*s - Liquid
0.3330	298.15	100.00	0.7500

Viscosity, Pa*s [ref]

Fixed			Measured
Amount ratio of solute to solvent of Urea (2) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Viscosity, Pa*s - Liquid
2.0	101.00	298.15	0.8490

Viscosity, Pa*s [ref]

Operational condition: Mole fraction = 0.326 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Viscosity, Pa*s - Liquid
333.15	100.00	0.0742
333.15	1000.00	0.0745
333.15	5000.00	0.0754
333.15	12000.00	0.0791
333.15	20000.00	0.0835
333.15	40000.00	0.0954
333.15	60000.00	0.1061
333.15	80000.00	0.1215
333.15	100000.00	0.1464
353.15	100.00	0.0303
353.15	1000.00	0.0304
353.15	5000.00	0.0312
353.15	12000.00	0.0321
353.15	20000.00	0.0333
353.15	40000.00	0.0370
353.15	60000.00	0.0409
353.15	80000.00	0.0447
353.15	100000.00	0.0467
373.15	100.00	0.0149
373.15	1000.00	0.0160
373.15	5000.00	0.0159
373.15	12000.00	0.0165
373.15	20000.00	0.0171
373.15	40000.00	0.0186
373.15	60000.00	0.0202
373.15	80000.00	0.0221
373.15	100000.00	0.0239

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.326 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.15	1.6961
298.15	1.0149
303.15	0.6355
308.15	0.4146
313.15	0.2807
318.15	0.1964
323.15	0.1420
328.15	0.1052
333.15	0.0801
338.15	0.0619
343.15	0.0491
348.15	0.0396
353.15	0.0325
358.15	0.0269
363.15	0.0226
368.15	0.0193
373.15	0.0167

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0.33 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
303.15	0.5369
313.15	0.2425
328.15	0.0943
338.15	0.0538
343.15	0.0425
348.15	0.0345
358.15	0.0244

Viscosity, Pa*s [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Viscosity, Pa*s - Liquid
0.3330	101.10	298.15	1.3483

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.20	1.6858
298.20	1.0123
303.20	0.6585
308.20	0.4549
313.20	0.3336
318.20	0.2598
323.20	0.2106
328.20	0.1795
333.20	0.1608
338.20	0.1426
343.20	0.1290
348.20	0.1156
353.20	0.1067

Viscosity, Pa*s [ref]

Operational conditions:

• Amount ratio of solute to solvent = 2 (Liquid)
• Pressure, kPa = 101 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
303.15	0.8930
323.15	0.1970
353.15	0.0440

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
298.15	1.398
303.15	0.8555
308.15	0.5463
313.15	0.3571
318.15	0.2437
323.15	0.1697
328.15	0.1256
333.15	0.0932
338.15	0.0713

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.15	0.0000
298.15	0.0000
303.15	0.0001
308.15	0.0001
313.15	0.0001
318.15	0.0002
323.15	0.0003
328.15	0.0004
333.15	0.0005
338.15	0.0006

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.00	1.372
298.00	0.9851
303.00	0.5273
308.00	0.3972
313.00	0.2381
318.00	0.1816
323.00	0.1198
328.00	0.0982
333.00	0.0686

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.334 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
293.25	2.11
299.45	1.286
305.85	0.7250
312.15	0.4320
318.35	0.2650
324.55	0.1700
330.95	0.1160
337.15	0.0830
343.35	0.0610
349.55	0.0460
355.85	0.0360
362.05	0.0270
368.25	0.0210

Viscosity, Pa*s [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Viscosity, Pa*s - Liquid
298.15	1.571
303.15	0.9537
308.15	0.6084
313.15	0.4032
318.15	0.2772
323.15	0.1959
328.15	0.1436
333.15	0.1077

Eutectic temperature, K [ref]

Pressure, kPa - Liquid	Eutectic temperature, K - Liquid
100.00	305.30

Eutectic temperature, K [ref]

Pressure, kPa - Liquid	Eutectic temperature, K - Liquid
100.00	305.30

Refractive index (Na D-line) [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Refractive index (Na D-line) - Liquid
0.3330	298.15	86.60	1.5041

Refractive index (Na D-line) [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Refractive index (Na D-line) - Liquid
0.3330	298.15	86.60	1.5041

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.333 (Liquid)
• Pressure, kPa = 10 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1222.0
303.15	1216.0
313.15	1210.0
323.15	1205.0
333.15	1200.0
343.15	1194.0
353.15	1189.0
298.15	1212.0

Mass density, kg/m3 [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
0.3330	298.15	86.60	1193.926

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.333 (Liquid)
• Pressure, kPa = 100 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1199.7
303.15	1194.2
313.15	1188.6
323.15	1183.2
333.15	1178.0

Mass density, kg/m3 [ref]

Operational condition: Mole fraction = 0.331 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
293.15	100.00	1201.4
293.15	1000.00	1201.7
293.15	2000.00	1202.0
293.15	5000.00	1202.8
293.15	7000.00	1203.4
293.15	10000.00	1204.2
293.15	12000.00	1204.8
293.15	16000.00	1205.9
293.15	20000.00	1206.8
293.15	25000.00	1208.1
293.15	30000.00	1209.5
293.15	35000.00	1210.8
293.15	40000.00	1212.0
293.15	45000.00	1213.2
293.15	50000.00	1214.6
293.15	55000.00	1215.7
293.15	60000.00	1216.8
293.15	65000.00	1218.1
293.15	70000.00	1219.3
293.15	75000.00	1220.6
293.15	80000.00	1222.3
293.15	85000.00	1223.8
293.15	90000.00	1225.2
293.15	95000.00	1226.5
303.15	100.00	1196.1
303.15	1000.00	1196.4
303.15	2000.00	1196.7
303.15	5000.00	1197.4
303.15	7000.00	1198.0
303.15	10000.00	1198.7
303.15	12000.00	1199.4
303.15	16000.00	1200.5
303.15	20000.00	1201.6
303.15	25000.00	1202.9
303.15	30000.00	1204.1
303.15	35000.00	1205.4
303.15	40000.00	1206.7
303.15	45000.00	1207.8
303.15	50000.00	1209.2
303.15	55000.00	1210.4
303.15	60000.00	1211.7
303.15	65000.00	1212.9
303.15	70000.00	1214.2
303.15	75000.00	1215.3
303.15	80000.00	1216.6
303.15	85000.00	1217.7
303.15	90000.00	1218.9
303.15	95000.00	1220.1
313.15	100.00	1190.3
313.15	1000.00	1190.6
313.15	2000.00	1191.1
313.15	5000.00	1191.9
313.15	7000.00	1192.4
313.15	10000.00	1193.3
313.15	12000.00	1193.8
313.15	16000.00	1194.9
313.15	20000.00	1196.0
313.15	25000.00	1197.2
313.15	30000.00	1198.7
313.15	35000.00	1200.1
313.15	40000.00	1201.3
313.15	45000.00	1202.5
313.15	50000.00	1203.8
313.15	55000.00	1205.1
313.15	60000.00	1206.3
313.15	65000.00	1207.6
313.15	70000.00	1208.9
313.15	75000.00	1210.1
313.15	80000.00	1211.2
313.15	85000.00	1212.5
313.15	90000.00	1213.7
313.15	95000.00	1214.9
323.15	100.00	1185.2
323.15	1000.00	1185.6
323.15	2000.00	1185.9
323.15	5000.00	1186.8
323.15	7000.00	1187.1
323.15	10000.00	1188.1
323.15	12000.00	1188.5
323.15	16000.00	1189.9
323.15	20000.00	1190.9
323.15	25000.00	1192.1
323.15	30000.00	1193.5
323.15	35000.00	1194.7
323.15	40000.00	1196.1
323.15	45000.00	1197.4
323.15	50000.00	1198.7
323.15	55000.00	1200.0
323.15	60000.00	1201.4
323.15	65000.00	1202.5
323.15	70000.00	1203.8
323.15	75000.00	1205.0
323.15	80000.00	1206.3
323.15	85000.00	1207.5
323.15	90000.00	1208.9
323.15	95000.00	1210.1
333.15	100.00	1179.9
333.15	1000.00	1180.2
333.15	2000.00	1180.5
333.15	5000.00	1181.4
333.15	7000.00	1182.0
333.15	10000.00	1182.7
333.15	12000.00	1183.3
333.15	16000.00	1184.5
333.15	20000.00	1185.6
333.15	25000.00	1186.8
333.15	30000.00	1188.2
333.15	35000.00	1189.6
333.15	40000.00	1190.9
333.15	45000.00	1192.3
333.15	50000.00	1193.4
333.15	55000.00	1194.8
333.15	60000.00	1196.1
333.15	65000.00	1197.2
333.15	70000.00	1198.5
333.15	75000.00	1199.9
333.15	80000.00	1201.2
333.15	85000.00	1202.6
333.15	90000.00	1203.8
333.15	95000.00	1205.2
343.15	100.00	1174.7
343.15	1000.00	1175.0
343.15	2000.00	1175.3
343.15	5000.00	1176.1
343.15	7000.00	1176.7
343.15	10000.00	1177.5
343.15	12000.00	1178.1
343.15	16000.00	1179.2
343.15	20000.00	1180.3
343.15	25000.00	1181.6
343.15	30000.00	1183.0
343.15	35000.00	1184.4
343.15	40000.00	1185.8
343.15	45000.00	1187.0
343.15	50000.00	1188.4
343.15	55000.00	1189.6
343.15	60000.00	1191.0
343.15	65000.00	1192.3
343.15	70000.00	1193.6
343.15	75000.00	1194.8
343.15	80000.00	1196.1
343.15	85000.00	1197.5
343.15	90000.00	1198.9
343.15	95000.00	1200.1
353.15	100.00	1169.3
353.15	1000.00	1169.5
353.15	2000.00	1169.9
353.15	5000.00	1170.8
353.15	7000.00	1171.4
353.15	10000.00	1172.1
353.15	12000.00	1172.6
353.15	16000.00	1173.9
353.15	20000.00	1174.8
353.15	25000.00	1176.3
353.15	30000.00	1177.7
353.15	35000.00	1179.1
353.15	40000.00	1180.5
353.15	45000.00	1181.9
353.15	50000.00	1183.2
353.15	55000.00	1184.6
353.15	60000.00	1185.8
353.15	65000.00	1187.1
353.15	70000.00	1188.6
353.15	75000.00	1189.8
353.15	80000.00	1191.0
353.15	85000.00	1192.4
353.15	90000.00	1193.4
353.15	95000.00	1194.8
363.15	100.00	1163.8
363.15	1000.00	1164.2
363.15	2000.00	1164.5
363.15	5000.00	1165.5
363.15	7000.00	1166.1
363.15	10000.00	1166.9
363.15	12000.00	1167.5
363.15	16000.00	1168.8
363.15	20000.00	1169.9
363.15	25000.00	1171.2
363.15	30000.00	1172.7
363.15	35000.00	1174.2
363.15	40000.00	1175.5
363.15	45000.00	1177.0
363.15	50000.00	1178.2
363.15	55000.00	1179.5
363.15	60000.00	1180.7
363.15	65000.00	1181.9
363.15	70000.00	1183.3
363.15	75000.00	1184.6
363.15	80000.00	1186.0
363.15	85000.00	1187.1
363.15	90000.00	1188.5
363.15	95000.00	1189.9

Mass density, kg/m3 [ref]

Operational condition: Mole fraction = 0.3333 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
298.15	100.00	1197.9
298.15	5000.00	1199.3
298.15	10000.00	1200.6
298.15	15000.00	1201.9
298.15	20000.00	1203.3
298.15	25000.00	1204.6
298.15	30000.00	1205.9
298.15	35000.00	1207.1
298.15	40000.00	1208.3
298.15	45000.00	1209.5
298.15	50000.00	1210.7
303.15	100.00	1195.1
303.15	5000.00	1196.4
303.15	10000.00	1197.9
303.15	15000.00	1199.1
303.15	20000.00	1200.4
303.15	25000.00	1201.8
303.15	30000.00	1203.1
303.15	35000.00	1204.4
303.15	40000.00	1205.6
303.15	45000.00	1206.8
303.15	50000.00	1208.0
308.15	100.00	1192.2
308.15	5000.00	1193.6
308.15	10000.00	1194.9
308.15	15000.00	1196.3
308.15	20000.00	1197.6
308.15	25000.00	1198.9
308.15	30000.00	1200.3
308.15	35000.00	1201.5
308.15	40000.00	1202.8
308.15	45000.00	1204.0
308.15	50000.00	1205.1
313.15	100.00	1189.3
313.15	5000.00	1190.7
313.15	10000.00	1192.0
313.15	15000.00	1193.4
313.15	20000.00	1194.7
313.15	25000.00	1196.1
313.15	30000.00	1197.4
313.15	35000.00	1198.7
313.15	40000.00	1200.0
313.15	45000.00	1201.2
313.15	50000.00	1202.3
318.15	100.00	1186.4
318.15	5000.00	1187.8
318.15	10000.00	1189.2
318.15	15000.00	1190.5
318.15	20000.00	1191.9
318.15	25000.00	1193.2
318.15	30000.00	1194.6
318.15	35000.00	1195.8
318.15	40000.00	1197.1
318.15	45000.00	1198.3
318.15	50000.00	1199.5
323.15	100.00	1183.5
323.15	5000.00	1184.9
323.15	10000.00	1186.3
323.15	15000.00	1187.6
323.15	20000.00	1189.0
323.15	25000.00	1190.4
323.15	30000.00	1191.6
323.15	35000.00	1193.0
323.15	40000.00	1194.2
323.15	45000.00	1195.5
323.15	50000.00	1196.7

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.333 (Liquid)
• Pressure, kPa = 101 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1199.7
303.15	1194.2
313.15	1188.6
323.15	1183.2

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0.33 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
303.15	1195.0
313.15	1189.0
328.15	1181.0
343.15	1171.0
358.15	1160.0

Mass density, kg/m3 [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Mass density, kg/m3 - Liquid
0.3330	101.10	298.15	1210.4

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1199.42
298.15	1196.68
303.15	1193.96
308.15	1191.19
313.15	1188.52
318.15	1185.87
323.15	1183.2
328.15	1180.53
333.15	1177.87
338.15	1175.22

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.00	1200.1
298.00	1198.1
303.00	1194.5
308.00	1191.7
313.00	1188.7
318.00	1185.5
323.00	1183.1
328.00	1179.2
333.00	1177.3

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.334 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1203.0
303.15	1197.0
313.15	1192.0
323.15	1186.0
333.15	1180.0
343.15	1175.0
353.15	1170.0
363.15	1164.0

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.33333 (Liquid)
• Pressure, kPa = 101 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1200.1
303.15	1194.5
313.15	1188.7
323.15	1183.1
333.15	1177.3
343.15	1170.8
353.15	1163.5
363.15	1155.4

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
298.15	1197.9
303.15	1195.2
308.15	1192.7
313.15	1190.1
318.15	1187.5
323.15	1184.9
328.15	1182.3
333.15	1179.7

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.333 (Liquid)
• Pressure, kPa = 10 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1222.0
303.15	1216.0
313.15	1210.0
323.15	1205.0
333.15	1200.0
343.15	1194.0
353.15	1189.0
298.15	1212.0

Mass density, kg/m3 [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
0.3330	298.15	86.60	1193.926

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.333 (Liquid)
• Pressure, kPa = 100 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1199.7
303.15	1194.2
313.15	1188.6
323.15	1183.2
333.15	1178.0

Mass density, kg/m3 [ref]

Operational condition: Mole fraction = 0.331 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
293.15	100.00	1201.4
293.15	1000.00	1201.7
293.15	2000.00	1202.0
293.15	5000.00	1202.8
293.15	7000.00	1203.4
293.15	10000.00	1204.2
293.15	12000.00	1204.8
293.15	16000.00	1205.9
293.15	20000.00	1206.8
293.15	25000.00	1208.1
293.15	30000.00	1209.5
293.15	35000.00	1210.8
293.15	40000.00	1212.0
293.15	45000.00	1213.2
293.15	50000.00	1214.6
293.15	55000.00	1215.7
293.15	60000.00	1216.8
293.15	65000.00	1218.1
293.15	70000.00	1219.3
293.15	75000.00	1220.6
293.15	80000.00	1222.3
293.15	85000.00	1223.8
293.15	90000.00	1225.2
293.15	95000.00	1226.5
303.15	100.00	1196.1
303.15	1000.00	1196.4
303.15	2000.00	1196.7
303.15	5000.00	1197.4
303.15	7000.00	1198.0
303.15	10000.00	1198.7
303.15	12000.00	1199.4
303.15	16000.00	1200.5
303.15	20000.00	1201.6
303.15	25000.00	1202.9
303.15	30000.00	1204.1
303.15	35000.00	1205.4
303.15	40000.00	1206.7
303.15	45000.00	1207.8
303.15	50000.00	1209.2
303.15	55000.00	1210.4
303.15	60000.00	1211.7
303.15	65000.00	1212.9
303.15	70000.00	1214.2
303.15	75000.00	1215.3
303.15	80000.00	1216.6
303.15	85000.00	1217.7
303.15	90000.00	1218.9
303.15	95000.00	1220.1
313.15	100.00	1190.3
313.15	1000.00	1190.6
313.15	2000.00	1191.1
313.15	5000.00	1191.9
313.15	7000.00	1192.4
313.15	10000.00	1193.3
313.15	12000.00	1193.8
313.15	16000.00	1194.9
313.15	20000.00	1196.0
313.15	25000.00	1197.2
313.15	30000.00	1198.7
313.15	35000.00	1200.1
313.15	40000.00	1201.3
313.15	45000.00	1202.5
313.15	50000.00	1203.8
313.15	55000.00	1205.1
313.15	60000.00	1206.3
313.15	65000.00	1207.6
313.15	70000.00	1208.9
313.15	75000.00	1210.1
313.15	80000.00	1211.2
313.15	85000.00	1212.5
313.15	90000.00	1213.7
313.15	95000.00	1214.9
323.15	100.00	1185.2
323.15	1000.00	1185.6
323.15	2000.00	1185.9
323.15	5000.00	1186.8
323.15	7000.00	1187.1
323.15	10000.00	1188.1
323.15	12000.00	1188.5
323.15	16000.00	1189.9
323.15	20000.00	1190.9
323.15	25000.00	1192.1
323.15	30000.00	1193.5
323.15	35000.00	1194.7
323.15	40000.00	1196.1
323.15	45000.00	1197.4
323.15	50000.00	1198.7
323.15	55000.00	1200.0
323.15	60000.00	1201.4
323.15	65000.00	1202.5
323.15	70000.00	1203.8
323.15	75000.00	1205.0
323.15	80000.00	1206.3
323.15	85000.00	1207.5
323.15	90000.00	1208.9
323.15	95000.00	1210.1
333.15	100.00	1179.9
333.15	1000.00	1180.2
333.15	2000.00	1180.5
333.15	5000.00	1181.4
333.15	7000.00	1182.0
333.15	10000.00	1182.7
333.15	12000.00	1183.3
333.15	16000.00	1184.5
333.15	20000.00	1185.6
333.15	25000.00	1186.8
333.15	30000.00	1188.2
333.15	35000.00	1189.6
333.15	40000.00	1190.9
333.15	45000.00	1192.3
333.15	50000.00	1193.4
333.15	55000.00	1194.8
333.15	60000.00	1196.1
333.15	65000.00	1197.2
333.15	70000.00	1198.5
333.15	75000.00	1199.9
333.15	80000.00	1201.2
333.15	85000.00	1202.6
333.15	90000.00	1203.8
333.15	95000.00	1205.2
343.15	100.00	1174.7
343.15	1000.00	1175.0
343.15	2000.00	1175.3
343.15	5000.00	1176.1
343.15	7000.00	1176.7
343.15	10000.00	1177.5
343.15	12000.00	1178.1
343.15	16000.00	1179.2
343.15	20000.00	1180.3
343.15	25000.00	1181.6
343.15	30000.00	1183.0
343.15	35000.00	1184.4
343.15	40000.00	1185.8
343.15	45000.00	1187.0
343.15	50000.00	1188.4
343.15	55000.00	1189.6
343.15	60000.00	1191.0
343.15	65000.00	1192.3
343.15	70000.00	1193.6
343.15	75000.00	1194.8
343.15	80000.00	1196.1
343.15	85000.00	1197.5
343.15	90000.00	1198.9
343.15	95000.00	1200.1
353.15	100.00	1169.3
353.15	1000.00	1169.5
353.15	2000.00	1169.9
353.15	5000.00	1170.8
353.15	7000.00	1171.4
353.15	10000.00	1172.1
353.15	12000.00	1172.6
353.15	16000.00	1173.9
353.15	20000.00	1174.8
353.15	25000.00	1176.3
353.15	30000.00	1177.7
353.15	35000.00	1179.1
353.15	40000.00	1180.5
353.15	45000.00	1181.9
353.15	50000.00	1183.2
353.15	55000.00	1184.6
353.15	60000.00	1185.8
353.15	65000.00	1187.1
353.15	70000.00	1188.6
353.15	75000.00	1189.8
353.15	80000.00	1191.0
353.15	85000.00	1192.4
353.15	90000.00	1193.4
353.15	95000.00	1194.8
363.15	100.00	1163.8
363.15	1000.00	1164.2
363.15	2000.00	1164.5
363.15	5000.00	1165.5
363.15	7000.00	1166.1
363.15	10000.00	1166.9
363.15	12000.00	1167.5
363.15	16000.00	1168.8
363.15	20000.00	1169.9
363.15	25000.00	1171.2
363.15	30000.00	1172.7
363.15	35000.00	1174.2
363.15	40000.00	1175.5
363.15	45000.00	1177.0
363.15	50000.00	1178.2
363.15	55000.00	1179.5
363.15	60000.00	1180.7
363.15	65000.00	1181.9
363.15	70000.00	1183.3
363.15	75000.00	1184.6
363.15	80000.00	1186.0
363.15	85000.00	1187.1
363.15	90000.00	1188.5
363.15	95000.00	1189.9

Mass density, kg/m3 [ref]

Operational condition: Mole fraction = 0.3333 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mass density, kg/m3 - Liquid
298.15	100.00	1197.9
298.15	5000.00	1199.3
298.15	10000.00	1200.6
298.15	15000.00	1201.9
298.15	20000.00	1203.3
298.15	25000.00	1204.6
298.15	30000.00	1205.9
298.15	35000.00	1207.1
298.15	40000.00	1208.3
298.15	45000.00	1209.5
298.15	50000.00	1210.7
303.15	100.00	1195.1
303.15	5000.00	1196.4
303.15	10000.00	1197.9
303.15	15000.00	1199.1
303.15	20000.00	1200.4
303.15	25000.00	1201.8
303.15	30000.00	1203.1
303.15	35000.00	1204.4
303.15	40000.00	1205.6
303.15	45000.00	1206.8
303.15	50000.00	1208.0
308.15	100.00	1192.2
308.15	5000.00	1193.6
308.15	10000.00	1194.9
308.15	15000.00	1196.3
308.15	20000.00	1197.6
308.15	25000.00	1198.9
308.15	30000.00	1200.3
308.15	35000.00	1201.5
308.15	40000.00	1202.8
308.15	45000.00	1204.0
308.15	50000.00	1205.1
313.15	100.00	1189.3
313.15	5000.00	1190.7
313.15	10000.00	1192.0
313.15	15000.00	1193.4
313.15	20000.00	1194.7
313.15	25000.00	1196.1
313.15	30000.00	1197.4
313.15	35000.00	1198.7
313.15	40000.00	1200.0
313.15	45000.00	1201.2
313.15	50000.00	1202.3
318.15	100.00	1186.4
318.15	5000.00	1187.8
318.15	10000.00	1189.2
318.15	15000.00	1190.5
318.15	20000.00	1191.9
318.15	25000.00	1193.2
318.15	30000.00	1194.6
318.15	35000.00	1195.8
318.15	40000.00	1197.1
318.15	45000.00	1198.3
318.15	50000.00	1199.5
323.15	100.00	1183.5
323.15	5000.00	1184.9
323.15	10000.00	1186.3
323.15	15000.00	1187.6
323.15	20000.00	1189.0
323.15	25000.00	1190.4
323.15	30000.00	1191.6
323.15	35000.00	1193.0
323.15	40000.00	1194.2
323.15	45000.00	1195.5
323.15	50000.00	1196.7

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.333 (Liquid)
• Pressure, kPa = 101 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1199.7
303.15	1194.2
313.15	1188.6
323.15	1183.2

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Mole fraction = 0.33 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
303.15	1195.0
313.15	1189.0
328.15	1181.0
343.15	1171.0
358.15	1160.0

Mass density, kg/m3 [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Temperature, K - Liquid	Mass density, kg/m3 - Liquid
0.3330	101.10	298.15	1210.4

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.3333 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1199.42
298.15	1196.68
303.15	1193.96
308.15	1191.19
313.15	1188.52
318.15	1185.87
323.15	1183.2
328.15	1180.53
333.15	1177.87
338.15	1175.22

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.00	1200.1
298.00	1198.1
303.00	1194.5
308.00	1191.7
313.00	1188.7
318.00	1185.5
323.00	1183.1
328.00	1179.2
333.00	1177.3

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.334 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1203.0
303.15	1197.0
313.15	1192.0
323.15	1186.0
333.15	1180.0
343.15	1175.0
353.15	1170.0
363.15	1164.0

Mass density, kg/m3 [ref]

Operational conditions:

• Mole fraction = 0.33333 (Liquid)
• Pressure, kPa = 101 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
293.15	1200.1
303.15	1194.5
313.15	1188.7
323.15	1183.1
333.15	1177.3
343.15	1170.8
353.15	1163.5
363.15	1155.4

Mass density, kg/m3 [ref]

Operational conditions:

• Pressure, kPa = 101 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)

Temperature, K - Liquid	Mass density, kg/m3 - Liquid
298.15	1197.9
303.15	1195.2
308.15	1192.7
313.15	1190.1
318.15	1187.5
323.15	1184.9
328.15	1182.3
333.15	1179.7

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Speed of sound, m/s - Liquid
293.15	2190.0
303.15	2138.0
313.15	2080.0
323.15	2030.0
333.15	1980.0
343.15	1930.0
353.15	1885.0

Speed of sound, m/s [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Speed of sound, m/s - Liquid
0.3330	298.15	86.60	2062.27

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)
• Frequency, MHz = 5 (Liquid)

Temperature, K - Liquid	Speed of sound, m/s - Liquid
293.00	2045.0
298.00	2035.0
303.00	2027.0
308.00	2020.0
313.00	2009.0
318.00	2002.0
323.00	1992.0
328.00	1983.0
333.00	1976.0
308.00	2018.0

Speed of sound, m/s [ref]

Fixed				Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Frequency, MHz - Liquid	Speed of sound, m/s - Liquid
0.3330	308.00	100.00	5.0	2016.0

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Speed of sound, m/s - Liquid
293.15	2190.0
303.15	2138.0
313.15	2080.0
323.15	2030.0
333.15	1980.0
343.15	1930.0
353.15	1885.0

Speed of sound, m/s [ref]

Fixed			Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Speed of sound, m/s - Liquid
0.3330	298.15	86.60	2062.27

Speed of sound, m/s [ref]

Operational conditions:

• Pressure, kPa = 100 (Liquid)
• Amount ratio of solute to solvent = 2 (Liquid)
• Frequency, MHz = 5 (Liquid)

Temperature, K - Liquid	Speed of sound, m/s - Liquid
293.00	2045.0
298.00	2035.0
303.00	2027.0
308.00	2020.0
313.00	2009.0
318.00	2002.0
323.00	1992.0
328.00	1983.0
333.00	1976.0
308.00	2018.0

Speed of sound, m/s [ref]

Fixed				Measured
Mole fraction of Choline chloride (1) - Liquid	Temperature, K - Liquid	Pressure, kPa - Liquid	Frequency, MHz - Liquid	Speed of sound, m/s - Liquid
0.3330	308.00	100.00	5.0	2016.0

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

Operational condition: Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Surface tension liquid-gas, N/m - Liquid
293.15	0.0572
303.15	0.0549
313.15	0.0527
323.15	0.0504
333.15	0.0481
343.15	0.0459
353.15	0.0436

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

Fixed		Measured
Amount ratio of solute to solvent of Urea (2) - Liquid	Temperature, K - Liquid	Surface tension liquid-gas, N/m - Liquid
2.0	298.15	0.0716

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

Operational condition: Mole fraction = 0.333 (Liquid)

Temperature, K - Liquid	Surface tension liquid-gas, N/m - Liquid
293.15	0.0572
303.15	0.0549
313.15	0.0527
323.15	0.0504
333.15	0.0481
343.15	0.0459
353.15	0.0436

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

Fixed		Measured
Amount ratio of solute to solvent of Urea (2) - Liquid	Temperature, K - Liquid	Surface tension liquid-gas, N/m - Liquid
2.0	298.15	0.0716

Solid-liquid equilibrium temperature, K [ref]

Fixed		Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.3330	100.00	285.20

Solid-liquid equilibrium temperature, K [ref]

Fixed		Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.3333	100.00	293.00

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Mole fraction of Choline chloride (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.1010	398.25
0.2030	376.95
0.3010	350.75

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Mole fraction of Choline chloride (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.3520	314.55
0.4030	341.75

Solid-liquid equilibrium temperature, K [ref]

Fixed		Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.3330	100.00	285.20

Solid-liquid equilibrium temperature, K [ref]

Fixed		Measured
Mole fraction of Choline chloride (1) - Liquid	Pressure, kPa - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.3333	100.00	293.00

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Mole fraction of Choline chloride (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.1010	398.25
0.2030	376.95
0.3010	350.75

Solid-liquid equilibrium temperature, K [ref]

Operational condition: Pressure, kPa = 100 (Liquid)

Mole fraction of Choline chloride (1) - Liquid	Solid-liquid equilibrium temperature, K - Liquid
0.3520	314.55
0.4030	341.75

Sources

• Acoustic investigation of choline chloride based ionic liquids analogues
• Thermodynamics of phase transfer for polar molecules from alkanes to deep eutectic solvents
• Experimental determination and correlation of acetaminophen solubility in aqueous solutions of choline chloride based deep eutectic solvents at various temperatures
• Investigation of solutions of ethyl alcohol and the deep eutectic solvent of Reline for their volumetric properties
• Thermodynamic characterization of deep eutectic solvents at high pressures
• High-pressure density measurements for choline chloride: Urea deep eutectic solvent and its aqueous mixtures at T = (298.15 to 323.15) K and up to 50 MPa
• Densities and volumetric properties of (choline chloride+urea) deep eutectic solvent and methanol mixtures in the temperature range of 293.15-323.15 K
• Effect of lithium chloride on the density and dynamic viscosity of choline chloride/urea deep eutectic solvent in the temperature range (303.15-358.15) K
• Solubility modelling and thermodynamic properties of allopurinol in aqueous solutions of four deep eutectic solvents
• Molar heat capacities of choline chloride-based deep eutectic solvents and their binary mixtures with water
• Viscosities and Carbon Dioxide Solubilities of Guanidine Carbonate and Malic Acid-Based Eutectic Solvents
• Thermophysical Properties and Solubility of Different Sugar-Derived Molecules in Deep Eutectic Solvents
• Densities, Viscosities, and Electrical Conductivities of Pure Anhydrous Reline and Its Mixtures with Water in the Temperature Range (293.15 to 338.15) K
• Fixed-Path Length Laser-Induced Sound Pinging: A Streamlined Method for Sound Speed Determination in Arbitrary Liquids
• Thermal Properties of Choline Chloride/Urea System Studied under Moisture-Free Atmosphere
• Densities and Viscosities of (Choline Chloride + Urea) Deep Eutectic Solvent and Its Aqueous Mixtures in the Temperature Range 293.15 K to 363.15 K
• Effect of Water on the Density, Viscosity, and CO2 Solubility in Choline Chloride/Urea