1-Naphthol-3,6-Disulfonic Acid Disodium Salt

violet acid disodium salt; VIOLET ACID DISODIUM SALT HYDRATE; rudolf guercke acid disodium salt; disodium 1-naphthol-3,6-disulfonate; DisodiuM 1-Naphthol-3,6-disulfonate RUDOLF GUERCKE ACID DISODIUM SALT HYDRATE; Sodium 4-hydroxynaphthalene-2,7-disulfonate; 4-Hydroxy-2,7-naphthalenedisulfonic acid disodium salt; 1-Naphthol-3,6-disulfonic Acid Disodium Salt Hydrate; Disodium 4-Hydroxy-2,7-naphthalenedisulfonate Hydrate; Rudolf Guercke Acid Disodium Salt Hydrate; 4-Hydroxy-2,7-naphthalenedisulfonic Acid Disodium Salt Hydrate; Violet Acid Disodium Salt Hydrate CAS NO:20349-39-7