7733-02-0 | Zinc Sulfate (ZnSO₄)

Chemical type

• Inorganic zinc salt
• Ionic electrolyte compound

Key properties

• High solubility in water
• Provides Zn²⁺ charge carriers
• Mildly acidic aqueous solution (pH ~4–4.5)
• Chemically stable and low cost

• Antioxidant: Inhibits the formation of reactive oxygen species (ROS)
• Protects membranes from lipid oxidation by preventing iron binding

• Electrolyte for aqueous zinc-ion batteries
• Medium for Zn²⁺ ion transport during charge–discharge

• Treatment of erythropoietic protoporphyria (EPP) to reduce pain caused by light exposure

Classification by use

• Chemicals used as battery electrolytes
• Chemicals used for ion conduction in electrochemical systems

• Dietary supplement

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1. [Cite:1] An Electrochemically Prepared Mixed Phase of Cobalt Hydroxide/Oxyhydroxide as a Cathode for Aqueous Zinc Ion Batteries, Inorganics, 2023, 11(10), 400
2. [Cite:2] Cimetidine (H2 histamine antagonist), Fexofenadine (H1 histamine antagonist), and Zinc sulphate in the treatment of erythropoietic protoporphyria, Photodiagnosis and Photodynamic Therapy, Volume 53, June 2025, 104644