TERMIUM Plus®

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WTZ [1 record]

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Alphabetical list of terms

Record 1 1996-08-26

English

Subject field(s)
  • Analytical Chemistry
DEF

Region in an adsorption column where, at a given time, the concentration of one of the adsorbable species varies with distance along the column.

French

Domaine(s)
  • Chimie analytique
CONT

Quand on quitte la cas idéal et que l'on fait intervenir les retards à l'équilibre d'adsorption à cause des résistances aux transferts externe et interne, et si l'on tient compte des phénomènes perturbateurs de diffusion axiale et de turbulence, le front de saturation [...] se dilue, se transformant en une zone dite de transfert de masse (ZTM), où la composition de la phase gazeuse varie de façon continue [...]. Ce front élargi se déplace comme un tout [...].

Spanish

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