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Quantity Value Units Method Reference Comment
¦¤fH¡ãliquid -239.4 ¡À 1.2 kJ/mol Ccb Vasil'eva, Zhil'tsova, et al., 1972
¦¤fH¡ãliquid -239.0 kJ/mol Ccb Medard and Thomas, 1957
Quantity Value Units Method Reference Comment
¦¤cH¡ãliquid -1941.6 ¡À 1.2 kJ/mol Ccb Vasil'eva, Zhil'tsova, et al., 1972
¦¤cH¡ãliquid -1941.9 kJ/mol Ccb Medard and Thomas, 1957
Cp,liquid (J/mol*K) Temperature (K) Reference Comment
146.05 298.15 Grolier, Roux-Desgranges, et al., 1993 DH
148.16 298.15 Kolker, Kulikov, et al., 1992 T = 283 to 323 K.; DH
149.28 308. Kulikov, Krestov, et al., 1989 DH
150.0 298.15 Petrov, Peshekhodov, et al., 1989 T = 258.15, 278.15, 298.15, 318.15 K.; DH
148.36 298.15 Zegers and Somsen, 1984 DH
150.5 298.15 Vorob'ev and Yakovlev, 1982 T = 297.15 to 299.15 K. Cp given as 2.059 J/g*K.; DH
150.8 298.15 de Visser and Somsen, 1979 DH
120.5 298. Marchidan and Ciopec, 1978 T = 298 to 427 K. Mean value over range.; DH
148. 298.15 De Visser, Perron, et al., 1977 DH
148. 298. De Visser, Perron, et al., 1977 One temperature only.; DH
150.8 298.15 De Visser, Perron, et al., 1977, 2 DH
146. 298.15 Bonner and Cerutti, 1976 DH
152.0 298.15 de Visser and Somsen, 1974 DH
156.69 298. Geller, 1961 T = 273 to 323 K.; DH
Quantity Value Units Method Reference Comment
Tboil 426. ¡À 1. K AVG N/A Average of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus 212.7 K N/A Dreisbach, 1955 Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc 649.6 K N/A Teja and Anselme, 1990 Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
¦Ñc 3.82 mol/l N/A Teja and Anselme, 1990 Uncertainty assigned by TRC = 0.08 mol/l; TRC
Quantity Value Units Method Reference Comment
¦¤vapH¡ã 47.57 kJ/mol E Geller, 1961
Temperature (K) A B C Reference Comment
303. - 363. 3.93068 1337.716 -82.648 Gopal and Rizvi, 1968 Coefficents calculated by NIST from author's data.
¦¤fusH (kJ/mol) Temperature (K) Reference Comment
8.950 212.85 Karyakin, Rabinovich, et al., 1978 DH
¦¤fusS (J/mol*K) Temperature (K) Reference Comment
41.8 212.85 Karyakin, Rabinovich, et al., 1978 DH
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