azeotrope


azeotrope
   A mixture of two or more compounds which has a constant boiling point. The composition of the vapor above the azeotropic mixture has the same relative concentrations of compounds as does the boiling liquid. Azeotropic mixtures cannot be separated by fractional distillation.

Forensic science glossary. . 2012.

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  • azéotrope — [ azeɔtrɔp ] adj. • 1933; de 2. a , gr. zein « bouillir » et trope ♦ Didact. Mélange azéotrope, formé de deux liquides, dont la distillation se fait à température constante et produit une vapeur de même composition que le mélange. ● azéotrope ou… …   Encyclopédie Universelle

  • Azeotrope — Azéotrope Diagramme de phase d un azéotropisme positif …   Wikipédia en Français

  • azeotrope — [ə′zē′ə trōp΄] n. [< A 2 + Gr zein, to boil (see YEAST) + TROPE] a liquid mixture that maintains a constant boiling point and that produces a vapor of the same composition as the mixture azeotropic [āz΄ē ō träp′ik] adj …   English World dictionary

  • Azeotrope — Vapor liquid equilibrium of 2 propanol/water showing azeotropic behavior An azeotrope (  / …   Wikipedia

  • Azeotrope — Ein Azeotrop (auch azeotropes Gemisch; griechisch: a – Verneinung , zeo – siedend , tropos – Drehung, Wendung, Richtung ) ist ein Stoffgemisch, das man nicht durch gewöhnliche Destillation trennen kann, weil die Zusammensetzung der Flüssigkeit… …   Deutsch Wikipedia

  • Azéotrope — Diagramme de phase d un azéotropisme négatif …   Wikipédia en Français

  • azeotrope — azeotropinis mišinys statusas T sritis chemija apibrėžtis Skystasis mišinys, kurio distiliavimu esant tam pačiam slėgiui negalima perskirti į atskirus komponentus. atitikmenys: angl. azeotrope; azeotropic mixture; constant boiling mixture rus.… …   Chemijos terminų aiškinamasis žodynas

  • azeotrope — noun Etymology: 2a + zeo (from Greek zein to boil) + trope something changed, from Greek tropos turn more at yeast, trope Date: 1938 a liquid mixture that is characterized by a constant minimum or maximum boiling point which is lower or higher… …   New Collegiate Dictionary

  • azeotrope — azeotropic /ay zee euh trop ik, troh pik/, adj. azeotropy /ay zee o treuh pee/, azeotropism, n. /euh zee euh trohp , ay zee /, n. Physical Chem. any liquid mixture having constant minimum and maximum boiling points and distilling off without… …   Universalium

  • azeotrope — noun A mixture of two or more substances whose liquid and gaseous forms have the same composition (at a certain pressure); the substances cannot be separated by normal distillation. See Also: azeotropic …   Wiktionary

  • azeotrope — A mixture of two or more liquids that boils without a change in proportion of the substances either in the liquid or the vapor phase; e.g., 95% ethanol (actually 94.9% by volume, the rest being water). [G. a priv. + zeo, to boil, + tropos, a… …   Medical dictionary


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