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 CH4 16.043 74-82-8 Methane
2 N2 28.013 7727-37-9 Nitrogen
Search the DDB for all data of this mixture

Data Table

Azeotropic Type T [K] P [kPa] yaz,1 [mol/mol] yaz,2 [mol/mol] Measurement Method Evaluation Source
none 90.680 n.a. n.a. n.a. n.a. Author 1
none 95.000 n.a. n.a. n.a. n.a. Author 3
none 112.000 n.a. n.a. n.a. n.a. Author 2

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

none zeotropic

List of References

1 McClure D.W.; Lewis K.L.; Miller R.C.; Staveley L.A.K.: Excess Enthalpies and Gibbs Free Energies for Nitrogen + Methane at Temperatures Below the Critical Point of Nitrogen. J.Chem.Thermodyn. 8 (1976) 785-792
2 Miller R.C.; Kidnay A.J.; Hiza M.J.: Liquid-Vapor Equilibria at 112.00 K for Systems Containing Nitrogen, Argon, and Methane. AIChE J. 19 (1973) 145-151
3 Parrish W.R.; Hiza M.J.: Liquid-Vapor Equilibria in the Nitrogen-Methane System Between 95 and 120 K. Proceedings of the 1973 Cryogenic Engineering Conference 19 (1974) 300-308

Azeotropic Data Overview