from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The compound formed by condensation of two molecules of urea with the loss of a molecule of ammonia, (NH2-CO)2NH, or any of its derivatives

from the GNU version of the Collaborative International Dictionary of English

  • n. A white, crystalline, nitrogenous substance, C2O2N3H5, formed by heating urea. It is intermediate between urea and cyanuric acid.

from The Century Dictionary and Cyclopedia

  • n. A compound (C2H5N3O2 + H2O) formed by exposing urea to a high temperature for a long time. It forms crystals readily soluble in water and alcohol.


Sorry, no etymologies found.


  • The position of the atoms in cytosine could be determined, because under the action of an oxidizing agent this substance breaks down into biuret and oxalic acid, and this elucidation of its constitution was soon followed by its synthesis.

    Albrecht Kossel - Nobel Lecture

  • Which color wiil appear when the folowing samples in water are added on biuret solution and why. (4) important.?

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  • Are degradable plastics and biodegradable plastics good or bad idea? how much silver can I get out 1lb silver nitrate and how do you do it safely (i have 4 1 pound bottles)? will simple amino acids give a positive reaction in the biuret test?

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  • Adaptation rumen microorganisms biuret NPN supplement quality roughage rations cattle sheep


  • Adaptation lambs biuret nitrogen source fed high concentrate rations



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