ETHYLENEDIAMINETETRAACETIC ACID DISODIUM COBALT SALT, HYDRATE
                         
                                                                
                            
                            Ethylenediamine-N,N,N',N'-tetraacetic acid cobalt-disodium salt;EDTA.Na2Co;ETHYLENEDIAMINE-N,N,N'',N''-TETRAACETIC ACID COBALT(II) DISODIUM SALT TETRAHYDRATE (CO(II)-EDTA);Ethylenediamine  tetraacetic  Acid  Cobalt(Ⅱ)Disodium  Salt