Hydrogen Peroxide Dilution Calculator
Calculate how much hydrogen peroxide and water to mix for your target concentration.
Always wear gloves when handling concentrations above 3%.
Your diluted solution
- Hydrogen peroxide: —
- Water: —
- Dilution ratio: —
Important
Hydrogen peroxide above 10% can cause skin burns and eye damage. Always add peroxide to water — never the reverse. Store diluted solutions in opaque containers away from light.