Synonyms: disodium 4,5-bis(isopropyl)naphthalene-1,8-disulphonate;4,5-Bis(1-methylethyl)-1,8-naphthalenedisulfonic acid disodium salt;1,8-Naphthalenedisulfonic acid, 4,5-bis(1-methylethyl)-, disodium salt;1,8-Naphthalenedisulfonic acid, 4,5-bis(1-methylethyl)-, sodium salt (1:2);4,5-Diisopropyl-1,8-naphthalenedisulfonic acid, disodium salt;Einecs 267-899-1