Synonyms: 2,2'-Stilbenedisulfonicacid, 4,4'-bis[(4,6-dianilino-s-triazin-2-yl)amino]-, disodium salt(6CI,7CI,8CI); Benzenesulfonic acid,2,2'-(1,2-ethenediyl)bis[5-[[4,6-bis(phenylamino)-1,3,5-triazin-2-yl]amino]-,disodium salt (9CI); 4,4'-Bis(2,4-dianilino-1,3,5-triazin-6-ylamino)-2,2'-stilbenedisulfonic acid disodium salt;4,4'-Bis(2,4-dianilino-s-triazin-6-ylamino)stilbene-2,2'-disulfonic aciddisodium salt;4,4'-Bis(4,6-dianilino-s-triazin-2-ylamino)stilbene-2,2-disulfonic acid,disodium salt; 4,4'-Bis[(4,6-bisanilino-s-triazin-2-yl)amino]-2,2'-stilbenedisulfonicacid, disodium salt; Blankophor HZPA; Brightener BR 36; C.I. 40621; C.I.Fluorescent Brightener 9; Calcofluor White MR; Cellu-Brite; Disodium4,4'-bis(2,4-dianilino-s-triazin-6-ylamino)stilbene-2,2'-disulfonate; Disodium4,4'-bis[(2,4-dianilino-1,3,5-triazin-6-yl)amino]-2,2'-stilbenedisulfonate;Disodium4,4'-bis[(4,6-dianilino-s-triazin-2-yl)amino]-2,2'-stilbenedisulfonate;Fluorescent Brightener 9; Phorwite BA; Stralex DPA; Tinopal TAS