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biuret reaction
(redirected from Biuret reagent)

   Also found in: Wikipedia 0.01 sec.
biuret reaction
n.
A test to determine the concentration in biological fluids of biuret, peptides that contain more than three amino acids or that contain amido groups in which such compounds react with copper sulfate in highly alkaline solutions to produce a violet color. Also called biuret test.

biuret [bi´u-ret]
a urea derivative; its presence is detected after addition of sodium hydroxide and copper sulfate solutions by a pinkish-violet color (protein test) or a pink and finally a bluish color (urea test).
biuret reaction the reaction in biuret tests.
biuret test either of the tests done with biuret.


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Filters were homogenized with 5 mL Biuret reagent in a glass mortar and pestle, then transferred into 10 mL graduated glass centrifuged tubes and 0.
 
 
 
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