Synonyms: trisodium 7-aminonaphthalene-1,3,5-trisulphonate;7-Amino-1,3,5-naphthalenetrisulfonic acid trisodium salt;1,3,5-Naphthalenetrisulfonic acid, 7-amino-, sodium salt (1:3);1,3,5-Naphthalenetrisulfonic acid, 7-amino-, trisodium salt;Einecs 267-198-0