Synonyms: [(hexylimino)bis(methylene)]bisphosphonic acid, sodium salt;Hexyliminobis(methylene)bisphosphonic acid/sodium,(1:x) salt;Einecs 267-825-8;N-Hexyliminobis(methylenephosphonic acid), sodium salt;Phosphonic acid, ((hexylimino)bis(methylene))bis-, sodium salt;Phosphonic acid, p,p'-((hexylimino)bis(methylene))bis-, sodium salt (1:)