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IUPAC - critical temperature (C01402)

critical temperature, \(T_{\text{c}}\)

That temperature, characteristic of each gas, above which it is not possible to liquefy a given gas.
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2183 [Terms] [Paper]
PAC, 1993, 65, 2397. (Nomenclature for supercritical fluid chromatography and extraction (IUPAC Recommendations 1993)) on page 2399 [Terms] [Paper]