TERMIUM Plus®

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POLAROGRAPHY [1 record]

Record 1 2004-01-15

English

Subject field(s)
  • Analytical Chemistry
  • Electrolysis (Electrokinetics)
  • Biotechnology
DEF

An electroanalytical technique in which the current through an electrolysis cell is measured as a function of the applied potential ... [by means of an] apparatus [which] consists of a potentiometer for adjusting the potential, a galvanometer for measuring current, and a cell which contains two electrodes, a reference electrode ... and an indicator electrode which is commonly the dropping mercury electrode.

French

Domaine(s)
  • Chimie analytique
  • Électrolyse (Électrocinétique)
  • Biotechnologie
DEF

Méthode d'analyse en solution, qualitative et quantitative, fondée sur l'observation de la courbe de polarisation d'une électrode.

CONT

La polarographie n'est en réalité qu'un cas particulier du tracé des courbes intensité-potentiel lorsque l'électrode utilisée est l'électrode à gouttes de mercure.

Spanish

Campo(s) temático(s)
  • Química analítica
  • Electrólisis (Electrocinética)
  • Biotecnología
DEF

Método analítico para la separación y determinación de cationes y aniones utilizando la diferente tensión de separación de metales y no metales.

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