| 英文同义词: | Phosphonicacid,[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-,calciumsodiumsalt(2:5:6);Phosphonic acid, P,P',P'',P'''-[1,2-e thanediylbis[nitrilobis(methylene)]]tetr akis-, calcium sodium salt (2:5:6);Ethylenediamine tetra(methylene phosphonic acid) Calcium Sodium Salt |