what is biuret
Biuret is a chemical compound with the chemical formula C 2 H 5 N 3 O 2. It is also known as carbamylurea. It is the result of condensation of two molecules of urea and is a problematic impurity in urea-based fertilizers.This white solid is soluble in hot water.he biuret test is a chemical test for proteins and polypeptides. It is based on the biuret reagent, a blue solution that turns violet upon contact with proteins, or any substance with peptide bonds.