EINECS 305-247-0

disodium 4-amino-5-hydroxy-3,6-bis[[4-[(4-hydroxyphenyl)azo]phenyl]azo]naphthalene-2,7-disulphonate

4-Amino-5-hydroxy-3,6-bis[p-(p-hydroxyphenylazo)phenylazo]-2,7-naphthalenedisulfonic acid disodium salt

2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3,6-bis4-(4-hydroxyphenyl)azophenylazo-, disodium salt