- Fehling's test
- проба Фелінга
English-Ukrainian analytical chemistry dictionary. 2013.
Fehling's test
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Fehling's test — a test for detecting the presence of sugar in urine; it has now been replaced by better and easier methods. It uses Fehling s solution, of which there are two components: Fehling s I (a copper sulphate solution) and Fehling s II (a solution of… … Medical dictionary
Fehling's test — a test for detecting the presence of sugar in urine; it has now been replaced by better and easier methods. It uses Fehling s solution, of which there are two components: Fehling s I (a copper sulphate solution) and Fehling s II (a solution of… … The new mediacal dictionary
Fehling's solution — is a solution used to differentiate between water soluble aldehyde and ketone functional groups, although ketose monosaccharides (such as fructose) will also test positive, due to conversion to aldoses by the base in the reagent [ [http://www.uni … Wikipedia
Тест Фехлинга (Fehling'S Test) — тест на выявление наличия сахара в моче; в настоящее время заменен более качественными и простыми методами тестирования. В тесте Фехлинга используется раствор Фехлинга (Fehling s solution), состоящий из двух компонентов: первый компонент (Fehling … Медицинские термины
Fehling's solution — [fā′liŋz] n. a blue solution of copper sulfate, Rochelle salt, and sodium hydroxide, used to test for the presence of a sugar, aldehyde, etc.: also called Fehling s reagent * * * … Universalium
Fehling's solution — [fā′liŋz] n. a blue solution of copper sulfate, Rochelle salt, and sodium hydroxide, used to test for the presence of a sugar, aldehyde, etc.: also called Fehling s reagent … English World dictionary
Fehling — Réaction de Fehling La réaction de Fehling est une réaction caractéristique des aldéhydes. Pour l essentiel, la solution de Fehling (ou liqueur de Fehling) est un complexe basique d’ion cuivrique par les ions tartrate. Les ions tartrate… … Wikipédia en Français
Test du miroir d'argent — Réaction de Tollens La réaction de Tollens est une réaction caractéristique des aldéhydes. Ceci du fait des propriétés réductrices des aldéhydes, que n ont pas les cétones. Réactif de Tollens Pour l essentiel la solution de Tollens est un… … Wikipédia en Français
Fehling's solution — Feh·ling s solution fā liŋ(z) or Feh·ling solution liŋ n a blue solution of Rochelle salt and copper sulfate used as an oxidizing agent in a test for sugars and aldehydes in which the precipitation of a red oxide of copper indicates a positive… … Medical dictionary
Fehling's solution — noun Etymology: Hermann Fehling died 1885 German chemist Date: 1873 a blue solution of Rochelle salt and copper sulfate used as an oxidizing agent in a test for sugars and aldehydes … New Collegiate Dictionary
Fehling'ssolution — Feh·ling s solution (fāʹlĭngz) n. An aqueous solution of copper sulfate, sodium hydroxide, and potassium sodium tartrate used to test for the presence of sugars and aldehydes in a substance, such as urine. [After Hermann von Fehling (1812 1885) … Universalium
