(Hexane-1,6-diylbis(nitrilobis(methylene)))tetrakisphosphonic acid, sodium salt 41710-00-3 56744-47-9 EINECS 260-362-2 Hexamethylene diamine, tetrakis(methylene phosphonic acid)-, sodiumsalt Hexamethylenediamine tetra(methylene phosphonic acid), sodium salt Hexamethylenediamine tetra(methylenephosphonic acid), sodium salt Hexamethylenediaminetetrakismethylenephosphonic acid, sodium salt Phosphonic acid, (1,6-hexanediylbis(nitrilobis(methylene)))tetrakis-, sodium salt