n. It is the most important nitrogenous waste product of the mammalian organism. It is an acid amide, its solutions presenting a neutral reaction. It can combine with acids to form crystalline, salt-like products, and is decomposed by sodium hypobromite and the hypochlorite with the liberation of carbon dioxid, nitrogen, and water. On heating the substance ammonia is given off and biuret formed.n. Carbamide, CO.(NH2)2, a crystalline solid, soluble in water, and forming crystalline compounds with both acids and bases.