Hazards

- H318Causes serious eye damage.
Full GHS classification
- Serious Eye Damage/Eye Irritation Category 1 — H318
Poisons schedule
Not Scheduled (SUSMP main list)
Used for
Swimming pool and spa pH / alkalinity reducer (dry acid).
Never
Not for unprotected domestic / consumer use. Forms a corrosive acid on contact with water.
Handling
- Appearance
- Solid — white crystals
- pH
- 1.3 (1% solution) — strongly acidic
- Keep away from
- Strong bases; oxidising agents; metals; water (forms corrosive acid); ignition sources. Store away from incompatible materials (see Section 10).
Also known as
Sodium hydrogen sulphate; sodium bisulphate; dry acid; pH reducer; sodium acid sulphate
Summary only. The PDF is the Safety Data Sheet: read it before handling, storing or disposing of this product, and keep it with the product.