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n-Hexane

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Critical pressure

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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

Pc (bar) Reference Comment
30.3 ± 0.2Ambrose and Tsonopoulos, 1995 
29.90Nikitin, Pavlov, et al., 1994Uncertainty assigned by TRC = 0.40 bar; TRC
29.80Nikitin, Pavlov, et al., 1993Uncertainty assigned by TRC = 0.50 bar; TRC
29.90Quadri, Khilar, et al., 1991Uncertainty assigned by TRC = 0.10 bar; TRC
30.14Rosenthal and Teja, 1989Uncertainty assigned by TRC = 0.20 bar; TRC
30.12Teja, Lee, et al., 1989TRC
30.25Brunner, 1988Uncertainty assigned by TRC = 0.05 bar; Visual, optical cell 30cm high. P transducer cal. vs PB.; TRC
30.36Grigor'ev, Rastorguev, et al., 1988Uncertainty assigned by TRC = 0.30 bar; TRC
30.36Mandlekar, Kay, et al., 1985Uncertainty assigned by TRC = 1.00 bar; TRC
30.51Zawisza, 1985Uncertainty assigned by TRC = 0.50 bar; TRC
30.58Kurumov and Grigor'ev, 1982Uncertainty assigned by TRC = 0.50 bar; TRC
30.3162Genco, Teja, et al., 1980Uncertainty assigned by TRC = 0.08 bar; TRC
30.34810Mousa, 1977Uncertainty assigned by TRC = 0.0344 bar; TRC
30.48Kay and Young, 1975Uncertainty assigned by TRC = 0.03 bar; TRC
30.32Kay and Young, 1975, 2Uncertainty assigned by TRC = 0.03 bar; TRC
30.348Mousa, Kay, et al., 1972Uncertainty assigned by TRC = 0.0344 bar; TRC
30.46Pak and Kay, 1972Uncertainty assigned by TRC = 0.0689 bar; TRC
30.3368Kreglewski and Kay, 1969Uncertainty assigned by TRC = 0.2068 bar; TRC
30.51Kay and Hissong, 1967Uncertainty assigned by TRC = 0.0345 bar; TRC
30.30Kay, 1964Uncertainty assigned by TRC = 0.5066 bar; TRC
29.9922Glaser and Ruland, 1957Uncertainty assigned by TRC = 1.5199 bar; TRC
29.92Nichols, Reamer, et al., 1957Uncertainty assigned by TRC = 0.5515 bar; TRC
30.34Kay, 1946Uncertainty assigned by TRC = 0.0506 bar; TRC
29.998Young, 1910Uncertainty assigned by TRC = 0.333 bar; TRC
29.40Altschul, 1893Uncertainty assigned by TRC = 0.9807 bar; TRC; Data excluded from overall average

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:


References

Go To: Top, Critical pressure, 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]

Nikitin, Pavlov, et al., 1994
Nikitin, E.D.; Pavlov, P.A.; Bessonova, N.V., Critical constants of n-alkanes with from 17 to 24 carbon atoms, J. Chem. Thermodyn., 1994, 26, 177-82. [all data]

Nikitin, Pavlov, et al., 1993
Nikitin, E.D.; Pavlov, P.A.; Skripov, P.V., Measurement of the critical properties of thermally unstable substances and mixtures by the pulse-heating method, J. Chem. Thermodyn., 1993, 25, 869-80. [all data]

Quadri, Khilar, et al., 1991
Quadri, S.K.; Khilar, K.C.; Kudchadker, A.P.; Patni, M.J., Measurement of the critical temperatures and critical pressures of some thermally stable or mildly unstable alkanols, J. Chem. Thermodyn., 1991, 23, 67-76. [all data]

Rosenthal and Teja, 1989
Rosenthal, D.J.; Teja, A.S., The Critical Properties of n-Alkanes Using a Low-Residence Time Flow Apparatus, AIChE J., 1989, 35, 1829. [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]

Brunner, 1988
Brunner, E., Fluid Mixtures at High Pressures VI. Phase Separation and Critical Phenomena in 18 (n-Alkane + Ammonia) and 4 (n-Alkane _ Methanol) Mixtures, J. Chem. Thermodyn., 1988, 20, 273. [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]

Mandlekar, Kay, et al., 1985
Mandlekar, A.V.; Kay, W.B.; Smith, R.L.; Teja, A.S., Phase equilibria in the n-hexane + diethylamine system, Fluid Phase Equilib., 1985, 23, 79. [all data]

Zawisza, 1985
Zawisza, A., High-pressure liquid-vapour equilibria, critical state, and p(Vm,T,x) to 44 8.15 K and 4.053 MPa for {xC6H14 + (1-x)CH3OH}., J. Chem. Thermodyn., 1985, 17, 941-947. [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]

Mousa, 1977
Mousa, A.H.N., The Physical properties of highly purified purified samnples of propane and n-hexane, J. Chem. Thermodyn., 1977, 9, 1063-5. [all data]

Kay and Young, 1975
Kay, W.B.; Young, C.L., Gas-liquid critical properties. 2-Butanone (methyl ethyl Ketone)-n-hexane system, Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1975, No. 2, 155. [all data]

Kay and Young, 1975, 2
Kay, W.B.; Young, C.L., Gas-liquid critical properties. Tetradecafluoromethylcyclohexane( perfluoromethylcyclohexane)-n-hexane system, Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1975, No. 1, 52. [all data]

Mousa, Kay, et al., 1972
Mousa, A.H.N.; Kay, W.B.; Kreglewski, A., The critical constants of binary mixtures of certain perfluoro-compounds with alkanes, J. Chem. Thermodyn., 1972, 4, 301-11. [all data]

Pak and Kay, 1972
Pak, S.C.; Kay, W.B., Gas-Liquid Critical Temperatures of Mixtures. Benzene + n-Alkanes and Hexafluorobenzene + n-Alkanes, Ind. Eng. Chem. Fundam., 1972, 11, 255. [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 and Hissong, 1967
Kay, W.B.; Hissong, D.W., The Critical Properties of Hydrocarbons I. Simple Mixtures, Proc. - Am. Pet. Inst., Div. Refin., 1967, 47, 653. [all data]

Kay, 1964
Kay, W.B., P-T-x Diagrams in the Critical Region. Acetone-n-Alkane Systems, J. Phys. Chem., 1964, 68, 827-31. [all data]

Glaser and Ruland, 1957
Glaser, F.; Ruland, H., Untersuchungsen über dampfdruckkurven und kritische daten einiger technisch wichtiger organischer substanzen, Chem. Ing. Techn., 1957, 29, 772. [all data]

Nichols, Reamer, et al., 1957
Nichols, W.B.; Reamer, H.H.; Sage, B.H., Volumetric and Phase Behavior in the Hydrogen-Hexane System, AIChE J., 1957, 3, 262. [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]

Altschul, 1893
Altschul, M., The critical values of some organic compounds, Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1893, 11, 577. [all data]


Notes

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