Einecs 287-120-9

disodium 8-[[5-anilinosulphonyl-2-methylphenyl]azo]-7-hydroxynaphthalene-1,3-disulphonate

7-Hydroxy-8-[[2-methyl-5-[(phenylamino)sulfonyl]phenyl]azo]-1,3-naphthalenedisulfonic acid disodium salt