| 2. | Thiourea dioxide , sodium percarbonate , furfuryl alcohol , furfural , thiourea , melamine , 2 - ethyl anthraquinore , titanium dioxide rutile , titanium dioxide anatase , hydroxythyl methyl cellulose , hydr 二氧化硫脲,甲脒亚磺酸, fas纸浆漂白剂,过碳酸钠,糠醇,糠醛,硫脲,四乙酰乙二胺。 |