Synonyms: Ethylenediaminetetraacetic acid zinc disodium tetrahydrate
Zn(II)-EDTA (Ethylenediaminetetraacetic acid zinc) disodium tetrahydrate is a coordinating agent. Zn(II)-EDTA disodium tetrahydrate coordinates with Zn 2+ to modify its solvated structure, provides pre-synthesized EDTA-Zn complexes that release Zn 2+ to repair zinc anode defects under interfacial electric field, adsorbs onto zinc anode surface to block oxygen and water molecules, inhibits corrosion and hydrogen evolution reactions, promotes uniform Zn 2+ deposition, suppresses zinc dendrite formation, and modulates the hydrogen bonding network within the electrolyte. Zn(II)-EDTA disodium tetrahydrate acts as an electrolyte additive to enhance reversibility and stability of zinc anodes in aqueous zinc-ion batteries .