CAS NO. 13011-56-8 | 2,7-Naphthalenedisulfonic acid, 4-[[4-[(4-amino-1-naphthalenyl) azo]-1-naphthalenyl]azo]-, disodium salt |

2,7-Naphthalenedisulfonic acid, 4-[[4-[(4-amino-1-naphthalenyl) azo]-1-naphthalenyl]azo]-, disodium salt

4-[[4-[(4-Amino-1-naphthalenyl)azo]-1-naphthalenyl]azo]-2,7-naphthalenedisulfonic acid disodium salt

2,7-Naphthalenedisulfonic acid, 4-[[4-[(4-amino-1-naphthalenyl) azo]-1-naphthalenyl]azo]-, disodium salt