Synonyms: 2,2'-Stilbenedisulfonicacid,4,4'-bis[[4-[[8-hydroxy-7-(phenylazo)-3,6-disulfo-1-naphthyl]amino]-6-morpholino-s-triazin-2-yl]amino]-,hexasodium salt (8CI); 2,7-Naphthalenedisulfonic acid, 4,4'-[1,2-ethenediylbis[(3-sulfo-4,1-phenylene)imino[6-(4-morpholinyl)-1,3,5-triazine-4,2-diyl]imino]]bis[5-hydroxy-6-(phenylazo)-,hexasodium salt (9CI); Direct Blend Spinning Rose Red D-FR