biuret
[bahy-yuh-ret, bahy-yuh-ret]
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noun Chemistry.
a white crystalline substance, C2H5O2N3⋅H2O, soluble in water and alcohol, used for the identification of urea, from which it is formed on heating.
Origin of biuret
Also called allophanamide, carbamylurea.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for biuret
Historical Examples of biuret
The absence of a biuret reaction would point in that direction and the question must await further study.
The Nature of Animal LightE. Newton Harvey
On now testing a portion of the clear filtrate for peptone by the biuret test, not a trace of a reaction could be obtained.
On Digestive ProteolysisR. H. Chittenden
Amongst these is the biuret reaction: a pink colour obtained by adding a trace of copper sulphate and an excess of caustic soda.
Animal ProteinsHugh Garner Bennett
Inasmuch as most natural proteins contain several such groups, the biuret reaction is a very general test for proteins.
The Chemistry of Plant LifeRoscoe Wilfred Thatcher
biuret
[bī′yə-rĕt′, bī′yə-rĕt′]
n.
The American Heritage® Stedman's Medical Dictionary
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