Test for urea in milk with the DMAB test! Mix 1 ml of milk with 1 ml of DMAB reagent. A yellow color means urea is present. <nis:link nis:type=tag nis:id=FoodSafety nis:value=FoodSafety nis:enabled=true nis:link/> <nis:link nis:type=tag nis:id=MilkTesting nis:value=MilkTesting nis:enabled=true nis:link/> <nis:link nis:type=tag nis:id=DIYScience nis:value=DIYScience nis:enabled=true nis:link/> <nis:link nis:type=tag nis:id=PureMilk nis:value=PureMilk nis:enabled=true nis:link/>