biuret /bi·u·ret/ (bi´u-ret) a urea derivative whose 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).
bi·u·ret (b  y -r t , by-rt)n. A derivative of urea obtained by heating. Also called carbamylurea. |
biuret
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).
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