Synonyms:
disodium 7-hydroxynaphthalene-1,3-disulphonate ; 7-hydroxynaphthalene-1,3-bis(sulfonic acid sodium) salt ; 7-hydroxy-1,3-naphthalenedi(sulfonic acid sodium) salt ; 7-hydroxy-1,3-naphthalenedisulfonic acid,disodium ; 7-hydroxy-1,3-naphthalenedisulfonic acid disodium salt ; 2-hydroxynaphthalene-6,8-disulfonic acid disodium salt