Dortmund Data Bank
Vapor-Liquid Equilibrium Data
The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition. The data represent a small sub list of all available data in the Dortmund Data Bank. For more data or any further information please search the DDB or contact DDBST.
Vapor-Liquid Equilibrium Data Set 2393
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H8O |
72.107 |
109-99-9 |
Tetrahydrofuran |
| 2 |
C2H6O2 |
62.068 |
107-21-1 |
1,2-Ethanediol |
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Constant Value
Data Table
| T [K] |
x1 [mol/mol] |
y1 [mol/mol] |
| 375.79 |
0.10000 |
0.97910 |
| 359.05 |
0.20000 |
0.99200 |
| 352.23 |
0.30000 |
0.99490 |
| 348.77 |
0.40000 |
0.99600 |
| 346.75 |
0.50000 |
0.99660 |
| 345.33 |
0.60000 |
0.99710 |
| 343.99 |
0.70000 |
0.99750 |
| 342.65 |
0.80000 |
0.99800 |
| 341.10 |
0.90000 |
0.99870 |
(T - temperature, x - liquid mole fraction, y - vapor mole fraction)
Reference
| Source |
| Shnitko V.A.; Kogan V.B.: Liquid-Vapor Equilibrium in the Systems Tetrahydrofuran-Water and Tetrahydrofuran-Ethylene Glycol and a Method for Dehydration of Tetrahydrofuran. J.Appl.Chem.USSR 41 (1968) 1236-1242 |
Vapor-Liquid Equilibrium Data Set 5027
Components
| No. |
Formula |
Molar Mass |
CAS Registry Number |
Name |
| 1 |
C4H8O |
72.107 |
109-99-9 |
Tetrahydrofuran |
| 2 |
C2H6O2 |
62.068 |
107-21-1 |
1,2-Ethanediol |
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Constant Value
Data Table
| P [kPa] |
x1 [mol/mol] |
| 12.666 |
0.06100 |
| 19.732 |
0.12900 |
| 23.865 |
0.18700 |
| 28.531 |
0.27500 |
| 31.064 |
0.39200 |
| 32.931 |
0.52000 |
| 34.664 |
0.64900 |
| 35.997 |
0.82600 |
| 37.464 |
0.92300 |
(P - pressure, x - liquid mole fraction)
Reference
| Source |
| Sedletskaya I.S.; Kogan V.B.: Investigation of Liquid-Vapor Equilibrium and Tests of Thermodynamic Consistency of experimental Data for a Ternary System with a Nonvolatile Component. J.Appl.Chem.USSR 42 (1969) 2403-2407 |
Diagrams
List of All References
| Source |
| Shnitko V.A.; Kogan V.B.: Liquid-Vapor Equilibrium in the Systems Tetrahydrofuran-Water and Tetrahydrofuran-Ethylene Glycol and a Method for Dehydration of Tetrahydrofuran. J.Appl.Chem.USSR 41 (1968) 1236-1242 |
| Sedletskaya I.S.; Kogan V.B.: Investigation of Liquid-Vapor Equilibrium and Tests of Thermodynamic Consistency of experimental Data for a Ternary System with a Nonvolatile Component. J.Appl.Chem.USSR 42 (1969) 2403-2407 |
Vapor-Liquid Equilibrium Data Overview
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