Dortmund Data Bank

Azeotropic 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.


No. Formula Molar Mass CAS Registry Number Name
1 C2H4O2 60.053 64-19-7 Acetic acid
2 C8H10 106.167 108-38-3 m-Xylene
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Data Table

Azeotropic Type T [K] P [kPa] yaz,1 [mol/mol] yaz,2 [mol/mol] Measurement Method Evaluation Source
homPmax 387.150 101.325 0.82700 n.a. Distillation Author 3
homPmax ~ 387.150 101.458 0.82700 n.a. Distillation Author 1
homPmax 388.500 101.325 0.82336 n.a. Distillation Author 2

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

homPmax homogeneous pressure maximum

List of Qualitative Signs

~ Approximate Value

List of References

1 Ryland G.: A Contribution to the Study of Liquid Mixtures of Constant Boiling-Point. Am.Chem.J. 22 (1899) 384-396
2 Lecat M.: Azéotropes binaires orthobares. Ann.Chim.(Paris) 2 (1947) 158-202
3 Durrans T.H.: A Treatise on Distillation. Perfum.Essent.Oil Rec. 11 (1920) 154-198


Azeotropic Data of Acetic acid+m-Xylene
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Azeotropic Data of Acetic acid+m-Xylene
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Azeotropic Data Overview