Dortmund Data Bank

Activity Coefficients at Infinite Dilution

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.

Components

No. Formula Molar Mass CAS Registry Number Name
1 C2H6O2 62.068 107-21-1 1,2-Ethanediol
2 H2O 18.015 7732-18-5 Water
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Water solved in 1,2-Ethanediol

Temperature [K] Activity Coeff. at Inf. Dil. Measurement Method Source
373.15 0.8100 GLCI 1

List of measurement methods

Short Term Explanation
GLCI GLC (without gas phase correction)

List of References

1 Rafflenbeul L.; Hartmann H.: Eine Methode zur Auswahl von Lösungsmitteln für die Extraktiv-Destillation. Forschungsber.Landes NRW (1979) 1-20


1,2-Ethanediol solved in Water

Temperature [K] Activity Coeff. at Inf. Dil. Measurement Method Source
297.50 0.8000 OTHR 1
308.20 0.8000 OTHR 1

List of measurement methods

Short Term Explanation
OTHR other techniques

List of References

1 Suleiman D.; Eckert C.A.: Limiting Activity Coefficients of Diols in Water by a Dew Point Technique. J.Chem.Eng.Data 39 (1994) 692-696


Diagrams

Activity Coefficients at Infinite Dilution of 1,2-Ethanediol+Water
See larger image

Activity Coefficient at Infinite Dilution Data Overview


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