Synonyms:
Phosphonicacid, [1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-, trisodium salt(9CI) ; Phosphonic acid, [ethylenebis(nitrilodimethylene)]tetra-, trisodium salt(8CI) ; Trisodium ethylenediaminetetramethylenephosphonate ; Phosphonic acid,P,P',P'',P'''-[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-, sodium salt(1:3)