英文别名Direct blue 190; C.I. Direct Blue 190; 6,13-Dichloro-3,10-bis[(4-chlorophenyl)amino]triphenodioxazine-2,9-disulfonic acid disodium salt; Diazol Light Pure Blue FFB; 2,9-Triphenodioxazinedisulfonic acid,6,13-dichloro-3,10-bis((4-chlorophenyl)amino)-,disodium salt; 2,9-Triphenodioxazinedisulfonic acid,6,13-dichloro-3,10-bis((4-chlorophenyl)amino)-,sodium salt (1:2) 
