14689-29-3 Dipotassium ((N,N'-ethylenebis(N-(carboxylatomethyl)glycinato))(4-)-N,N',O,O',ON,ON')zincate(2-) EINECS 238-729-3 Potassium zinc ethylenediaminetetraacetate Zincate(2-), ((N,N'-1,2-ethanediylbis(N-((carboxy-kappaO)methyl)glycinato-kappaN,kappaO))(4-))-, dipotassium, (OC-6-21)- Zincate(2-), ((N,N'-1,2-ethanediylbis(N-(carboxymethyl)glycinato))(4-)-N,N',O,O',ON,ON')-, dipotassium, (OC-6-21)-