trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate;C.I.DirectBlack168;2,7-Naphthalenedisulfonic acid, 4-amino-3-4-4-(2-amino-4-hydroxyphenyl)azophenylamino-3-sulfophenylazo-5-hydroxy-6-(phenylazo)-, trisodium salt;Black SB;Direct Black SB;Appolo Leather Black PAN;Baycolor Black HEF;Covalene Black SB
