Search Results for: Vegetables preserved by sulphur dioxide gas
°c ( °f). it is a natural product of animal protein metabolism and is the chief nitrogen constituent of urine. commercially, urea is produced by the reaction of ammonia and carbon dioxide. it is soluble in water, alcohol, and benzene. reactivity profile urea is a weak base. reacts with hypochlorites
°c., decomposed violently at °c., [chem. abs., , , b]. urea ignites spontaneously on stirring with nitrosyl perchlorate, (due to the formation of the diazonium perchlorate). oxalic acid and urea react at high temperatures to form toxic and flammable ammonia and carbon monoxide gasses, and inert co gas...
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