Urea-formaldehyde resin9011-05-6100 % similar Urea57-13-667 % similar Formaldehyde-isobutyraldehyde-urea copolymer28931-47-762 % similar Hydrogen peroxide - urea124-43-660 % similar Urea hydrochloride506-89-857 % similar Urea dihydrogen phosphate4861-19-254 % similar Urea nitrate124-47-046 % similar Paraformaldehyde30525-89-433 % similar Formaldehyde50-00-033 % similar