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 2552

Components

No. Formula Molar Mass CAS Registry Number Name
1 C2H6O 46.069 64-17-5 Ethanol
2 C6H6 78.114 71-43-2 Benzene
3 H2O 18.015 7732-18-5 Water
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Constant Value

Pressure 101.33 kPa

Data Table

T [K] x1 [mol/mol] x2 [mol/mol] y1 [mol/mol] y2 [mol/mol]
349.25 0.24400 0.00420 0.50300 0.13800
348.90 0.24500 0.00500 0.47000 0.15200
348.15 0.24800 0.00620 0.44900 0.19100
347.15 0.24950 0.00730 0.42500 0.22700
346.40 0.25000 0.00850 0.40700 0.27500
345.90 0.25000 0.00970 0.38200 0.30100
345.40 0.25000 0.01100 0.36500 0.33500
344.90 0.25100 0.01260 0.34800 0.37800
344.40 0.25100 0.01400 0.32800 0.41000
343.40 0.25100 0.01570 0.31200 0.42400
343.70 0.27000 0.01800 0.35400 0.36600
343.40 0.27050 0.01950 0.33600 0.40300
342.90 0.27080 0.02120 0.32400 0.42700
342.40 0.27080 0.02320 0.29400 0.45800
340.40 0.27150 0.03220 0.25800 0.53000
339.90 0.27150 0.03430 0.25800 0.53000
341.65 0.27200 0.02700 0.29200 0.47700
340.90 0.27200 0.03050 0.27900 0.50100
339.15 0.38540 0.53900 0.33100 0.53700
339.20 0.38700 0.54000 0.33400 0.53700
339.25 0.38800 0.54000 0.33700 0.53700
339.30 0.39100 0.54100 0.34300 0.53700
339.35 0.39400 0.54100 0.34600 0.53750
339.35 0.39500 0.54200 0.34700 0.53700
339.40 0.39700 0.54150 0.34950 0.53700
343.80 0.45640 0.04160 0.40600 0.35300
344.90 0.45800 0.03420 0.43000 0.31900
349.15 0.46610 0.01390 0.54750 0.13550
349.15 0.46650 0.01350 0.55000 0.12350
348.15 0.46750 0.01980 0.49200 0.20300
348.90 0.46760 0.01540 0.52900 0.13800
348.65 0.46760 0.01740 0.49900 0.18350
348.75 0.86470 0.03170 0.76950 0.12600
349.00 0.86640 0.02960 0.77600 0.11750
349.15 0.86950 0.02650 0.78650 0.10550
349.40 0.87400 0.02400 0.79600 0.09600
349.65 0.87580 0.02220 0.80550 0.08750
349.65 0.87700 0.02000 0.81200 0.08100
349.75 0.87800 0.01800 0.82000 0.07200

(T - temperature, x - liquid mole fraction, y - vapor mole fraction)

Reference

Source
Norman W.S.: The Dehydration of Ethanol by Azeotropic Distillation. Trans.Inst.Chem.Engr. 23 (1945) 66-75


Vapor-Liquid Equilibrium Data Set 7234

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H6 78.114 71-43-2 Benzene
2 C2H6O 46.069 64-17-5 Ethanol
3 H2O 18.015 7732-18-5 Water
Search the DDB for all data of this mixture

Constant Value

Temperature 308.15 K

Data Table

P [kPa] x1 [mol/mol] x2 [mol/mol] y1 [mol/mol] y2 [mol/mol]
25.598 0.98200 0.01400 0.74500 0.09200
28.264 0.89900 0.08000 0.69200 0.17900
28.798 0.81600 0.14500 0.66000 0.20000
29.198 0.74600 0.19700 0.65200 0.20800
28.931 0.64900 0.25500 0.64400 0.21600
28.531 0.50800 0.32000 0.64000 0.22000
25.598 0.00100 0.05600 0.74500 0.09200
28.264 0.00300 0.15400 0.69200 0.17900
28.798 0.01500 0.24100 0.66000 0.20000
29.198 0.03300 0.29800 0.65200 0.20800
28.931 0.06400 0.34800 0.64400 0.21600
28.531 0.12400 0.38600 0.64000 0.22000

(P - pressure, x - liquid mole fraction, y - vapor mole fraction)

Reference

Source
Morachevskii A.G.; Belousov V.P.: Untersuchung der dreiphasigen Gleichgewicht im System Benzol-Ethanol-Wasser. Vestn.Leningr.Univ.Fiz.Khim. (1958) 117-125


Vapor-Liquid Equilibrium Data Set 7235

Components

No. Formula Molar Mass CAS Registry Number Name
1 C6H6 78.114 71-43-2 Benzene
2 C2H6O 46.069 64-17-5 Ethanol
3 H2O 18.015 7732-18-5 Water
Search the DDB for all data of this mixture

Constant Value

Temperature 318.15 K

Data Table

P [kPa] x1 [mol/mol] x2 [mol/mol] y1 [mol/mol] y2 [mol/mol]
39.730 0.97900 0.01700 0.73200 0.09600
44.796 0.88900 0.08600 0.63600 0.19300
45.863 0.80100 0.15600 0.64500 0.20500
46.130 0.72700 0.21300 0.63000 0.21500
45.863 0.61900 0.27000 0.63500 0.22000
39.730 0.00100 0.05100 0.73200 0.09600
44.796 0.00300 0.14000 0.63600 0.19300
45.863 0.01200 0.21700 0.64500 0.20500
46.130 0.02700 0.27000 0.63000 0.21500
45.863 0.05300 0.32000 0.63500 0.22000

(P - pressure, x - liquid mole fraction, y - vapor mole fraction)

Reference

Source
Morachevskii A.G.; Belousov V.P.: Untersuchung der dreiphasigen Gleichgewicht im System Benzol-Ethanol-Wasser. Vestn.Leningr.Univ.Fiz.Khim. (1958) 117-125

List of All References

Source

Vapor-Liquid Equilibrium Data Overview


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