93982-62-8

disodium 4-amino-3,6-bis[[4-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate 4-Amino-3,6-bis[[4-[(2,4-dihydroxyphenyl)azo]phenyl]azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt 4-amino-3-[[4-[2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]phenyl]diazenyl]-6-[[4-[2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]phenyl]hydrazinylidene]-5-oxonaphthalene-2,7-disulfonate