84215-47-4

Einecs 282-453-6 disodium 3,6-bis[[2-[(dihydroxyarsino)oxy]phenyl]azo]-4,5-dihydroxynaphthalene-2,7-disulphonate 3,6-Bis[[2-[(dihydroxyarsino)oxy]phenyl]azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3,6-bis[2-[2-[(hydroxyarsinyl)oxy]phenyl]diazenyl]-, sodiumsalt (1:2)