redox indicator

redox indicator
a pigment which indicates by a change of color a change in the oxidation potential.

Medical dictionary. 2011.

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  • Redox indicator — A redox indicator (also called an oxidation reduction indicator) is an indicator that undergoes a definite color change at a specific electrode potential. The requirement for fast and reversible color change means that the oxidation reduction… …   Wikipedia

  • redox indicator — oksidacinis redukcinis indikatorius statusas T sritis Standartizacija ir metrologija apibrėžtis Medžiaga, kurios spalva priklauso nuo oksidacijos redukcijos potencialo vertės. atitikmenys: angl. redox indicator vok. Redoxindikator, m rus.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • redox indicator — oksidacinis redukcinis indikatorius statusas T sritis chemija apibrėžtis Medžiaga, keičianti spalvą priklausomai nuo oksidacijos redukcijos potencialo dydžio. atitikmenys: angl. redox indicator rus. окислительно восстановительный индикатор;… …   Chemijos terminų aiškinamasis žodynas

  • Redox titration — (also called oxidation reduction titration) is a type of titration based on a redox reaction between the analyte and titrant.Redox titration may involve the use of a redox indicator and/or a potentiometer.ExampleAn example of a redox titration is …   Wikipedia

  • Indicator — may mean:* pH indicator, a chemical detector for protons in acid base titrations * Redox indicator, a chemical detector for redox titrations * Complexometric indicator, a chemical detector for metal ions in complexometric titrations * Zeta… …   Wikipedia

  • indicator — 1. In chemical analysis, a substance that changes color within a certain definite range of pH or oxidation potential, or in any way renders visible the completion of a chemical reaction; e.g., litmus, phenolsulfonphthalein. 2 …   Medical dictionary

  • Complexometric indicator — A complexometric indicator is an ionochromic dye that undergoes a definite color change in presence of specific metal ions.[1] It forms a weak complex with the ions present in the solution, which has a significantly different color from the form… …   Wikipedia

  • indicateur redox — oksidacinis redukcinis indikatorius statusas T sritis Standartizacija ir metrologija apibrėžtis Medžiaga, kurios spalva priklauso nuo oksidacijos redukcijos potencialo vertės. atitikmenys: angl. redox indicator vok. Redoxindikator, m rus.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • pH indicator — Acids and Bases Acid dissociation constant Acid base extraction Acid–base reaction Acid–base titration Dissociation constant Acidity function Buffer sol …   Wikipedia

  • Starch indicator — Starch is often used in chemistry as an indicator for redox titrations where iodine is present. Starch forms a very dark blue black complex with iodine. The indicator is not affected by the presence of iodide (I ). Starch indicator solutions may… …   Wikipedia

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