Synonyms:
armstrong acid disodium salt ; naphthalin-1,5-disulfonsure, dinatriumsalz ; sodium 1,5-naphthalenedisulfonate dibasic ; disodium-1,5-naphthalenedisulfonicacid ; disodium naphthalene-1,5-disulphonate ; sodium 1,5-naphthalenedisulfonate d ; disodium 1,5-naphthalenedisulfonate ; disodium 1,5-naphthalenesulfonate ; sodium1,5-naphthalenedisulfonate ; 1,5-naphthalenedisulfonic acid, na salt