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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
3.22 ± 0.02Ambrose and Tsonopoulos, 1995 
3.177Holcomb, Magee, et al., 1995Uncertainty assigned by TRC = 0.06 mol/l; TRC
3.195Gude and Teja, 1994Uncertainty assigned by TRC = 0.06 mol/l; TRC
3.19Steele, 1992Uncertainty assigned by TRC = 0.14 mol/l; TRC
3.19Anselme, Gude, et al., 1990Uncertainty assigned by TRC = 0.08 mol/l; TRC
3.28Grigor'ev, Rastorguev, et al., 1990Uncertainty assigned by TRC = 0.08 mol/l; TRC
3.28Teja, Lee, et al., 1989TRC
3.22Kratzke, Muller, et al., 1985Uncertainty assigned by TRC = 0.0320 mol/l; Values selected in accord with PVT study; TRC
3.22Kratzke, 1985Uncertainty assigned by TRC = 0.07 mol/l; TRC
3.20Wolfe, Kay, et al., 1983Uncertainty assigned by TRC = 0.04 mol/l; TRC
3.28Das, Reed, et al., 1977Uncertainty assigned by TRC = 0.08 mol/l; TRC
3.22Artyukhovskaya, Shimanskaya, et al., 1970Uncertainty assigned by TRC = 0.04 mol/l; TRC
3.22Kreglewski and Kay, 1969Uncertainty assigned by TRC = 0.03 mol/l; TRC
3.220Young, 1910Uncertainty assigned by TRC = 0.08 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]

Holcomb, Magee, et al., 1995
Holcomb, C.D.; Magee, J.W.; Haynes, W.M., Density Measurements on Natural Gas Liquids, Research Report RR-147, Gas Processors Association Project 916, 1995. [all data]

Gude and Teja, 1994
Gude, M.T.; Teja, A.S., Measurement techniques for critical properties of unstable substances, AIChE Symp. Ser., 1994, 90, 298, 14-22. [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]

Grigor'ev, Rastorguev, et al., 1990
Grigor'ev, B.A.; Rastorguev, Yu.L.; Kurumov, D.S.; Gerasimov, A.A.; Kharin, V.E.; Plotnikov, S.A., Thermodynamic properties of n-pentane, Int. J. Thermophys., 1990, 11, 487-502. [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]

Kratzke, Muller, et al., 1985
Kratzke, H.; Muller, S.; Bohn, M.; Kohlen, R., Thermodynamic properties of saturated and compressed liquid n-pentane., J. Chem. Thermodyn., 1985, 17, 283-294. [all data]

Kratzke, 1985
Kratzke, H., Critical constant of n-pentane, AIChE J., 1985, 31, 693. [all data]

Wolfe, Kay, et al., 1983
Wolfe, D.; Kay, W.B.; Teja, A.S., Phase Equilibria in the n-Pentane + Pent-1-ene System 1. Critical States, J. Chem. Eng. Data, 1983, 28, 319. [all data]

Das, Reed, et al., 1977
Das, T.R.; Reed, C.O.; Eubank, P.T., PVT sSurface and Thermodynamic Propertrieies of n-Pentane., J. Chem. Eng. Data, 1977, 22, 3. [all data]

Artyukhovskaya, Shimanskaya, et al., 1970
Artyukhovskaya, L.M.; Shimanskaya, E.T.; Shimanskii, Yu.I., Investigation of the thermodynamic properties of pentane near the liquid- vapor critical point, Sov. Phys. - JETP (Engl. Transl.), 1970, 59, 375. [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]

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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