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Critical density

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director

rhoc (mol/l) Reference Comment
2.72 ± 0.02Ambrose and Tsonopoulos, 1995 
2.69Steele, 1992Uncertainty assigned by TRC = 0.12 mol/l; TRC
2.70Anselme, Gude, et al., 1990Uncertainty assigned by TRC = 0.07 mol/l; TRC
2.70Teja, Lee, et al., 1989TRC
2.711Grigor'ev, Rastorguev, et al., 1988Uncertainty assigned by TRC = 0.05 mol/l; TRC
2.711Kurumov and Grigor'ev, 1982Uncertainty assigned by TRC = 0.03 mol/l; TRC
2.73Genco, Teja, et al., 1980Uncertainty assigned by TRC = 0.05 mol/l; TRC
2.70Kreglewski and Kay, 1969Uncertainty assigned by TRC = 0.02 mol/l; TRC
2.70Kay, 1946Uncertainty assigned by TRC = 0.02 mol/l; by extrapolation of rectilinear diameter to Tc; TRC
2.720Young, 1910Uncertainty assigned by TRC = 0.07 mol/l; TRC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Go To: Top, Critical density, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Ambrose and Tsonopoulos, 1995
Ambrose, D.; Tsonopoulos, C., Vapor-Liquid Critical Properties of Elements and Compounds. 2. Normal Alkenes, J. Chem. Eng. Data, 1995, 40, 531-546. [all data]

Steele, 1992
Steele, W.V., Personal Commun. 1992 1992, 1992. [all data]

Anselme, Gude, et al., 1990
Anselme, M.J.; Gude, M.; Teja, A.S., The Critical Temperatures and Densities of the n-Alkanes from Pentane to Octadecane, Fluid Phase Equilib., 1990, 57, 317-26. [all data]

Teja, Lee, et al., 1989
Teja, A.S.; Lee, R.J.; Rosenthal, D.J.; Anselme, M.J., Correlation of the Critical Properties of Alkanes and Alkanols in 5th IUPAC Conference on Alkanes and AlkanolsGradisca, 1989. [all data]

Grigor'ev, Rastorguev, et al., 1988
Grigor'ev, B.A.; Rastorguev, Yu.L.; Gerasimov, A.A.; Kurumov, D.S.; Plotnikov, S.A., Thermodynamic properties of n-hexane, Int. J. Thermophys., 1988, 9, 439. [all data]

Kurumov and Grigor'ev, 1982
Kurumov, D.S.; Grigor'ev, B.A., Experimental investigation of p,v,T-dependence of n-hexane in the cri tical region., Zh. Fiz. Khim., 1982, 56, 551-555. [all data]

Genco, Teja, et al., 1980
Genco, J.M.; Teja, A.S.; Kay, W.B., Study of the critical and azeotropic behavior of binary mixtures I critical states of perfluoromethylcyclohexane + isomeric hexane systems, J. Chem. Eng. Data, 1980, 25, 350. [all data]

Kreglewski and Kay, 1969
Kreglewski, A.; Kay, W.B., The Critical Constants of Conformal Mixtures, J. Phys. Chem., 1969, 73, 3359. [all data]

Kay, 1946
Kay, W.B., The Vapor Pressures and Saturated Liquid and Vapor Densities of the Isomeric Hexanes, J. Am. Chem. Soc., 1946, 68, 1336. [all data]

Young, 1910
Young, S., The Internal Heat of Vaporization constants of thirty pure substances, Sci. Proc. R. Dublin Soc., 1910, 12, 374. [all data]


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