Melamine is used in generating melamine resins. Melamine resins are made by mixing them with formaldehyde. Melamine is claimed to possess an oral median lethal dose (LD50) of 3248 mg/kg determined by rat details. Additionally it is an irritant when inhaled or in connection with the skin or eyes. The https://www.tjcyindustrialchem.com/others/melamine.html