| Synonyms: | 2,7-naphthalenedisulfonicacid,5-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)az;2,7-Naphthalenedisulfonicacid,5-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-4-hydroxy-3-[(8-hydroxy-3,6-disulfo-1-naphthalenyl)azo]-,hexasodiumsalt;CALCICHROME;CALCION;6-disulfo-1-naphthalenyl)azo]-o]-4-hydroxy-3-[(8-hydroxy-hexasodiumsalt;sodium 5-((1,8-dihydroxy-3,6-disulphonaphthalen-2-yl)azo)-4-hydroxy-3((8-hydroxy-3,6-disulphonaphthalen-1-yl)azo)naphthalene-2,7-disulphonate;5-[(1,8-Dihydroxy-3,6-disulfo-2-naphthyl)-azo]-4-hydroxy-3-[(8-hydroxy-3,6-disulfo-1-naphthyl)-azo]-2,7-naphthalenedisul;2,7-Naphthalenedisulfonic acid, 5-[(1,8-dihydroxy-3,6-disulfo-2-naphthalenyl)azo]-4-hydroxy-3-[(8-hydroxy-3,6-disulfo-1-naphthalenyl)azo]-, hexasodium salt |