triketohydrindene-hydrate test

Mira otros diccionarios:

• triketohydrindene hydrate test — Ninhydrin t …   Medical dictionary

• Ninhydrin test — (for free carboxyl or alpha amino groups) to a solution of aminoacetic acid and water, a solution of sodium acid is added, followed by a solution of triketohydrindene hydrate. The suspected matter is then added and the mixture is boiled. A violet …   Medical dictionary

• ninhydrin reaction — n a reaction of ninhydrin with amino acids or related amino compounds used for the colorimetric determination of amino acids, peptides, or proteins by measuring the intensity of the blue to violet to red color formed or for the quantitative… …   Medical dictionary

• ninhydrin reaction — a histochemical test for proteins, in which ninhydrin (triketohydrindene hydrate) is boiled with the test solution and gives a blue colour in the presence of amino acids and proteins …   The new mediacal dictionary

• reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… …   Medical dictionary