bisulfate
/baɪˈsʌlfeɪt/
noun
- A salt or ester of sulfuric acid containing the anion HSO₄⁻; used in cleaning products, food preservation, and chemical processes.
- Bisulfate compounds are common in industrial cleaning agents.
- Sodium bisulfate is often added to swimming pools to lower the pH.
- The recipe called for a pinch of potassium bisulfate to help preserve the fruit.