Dry Acid

ASTRALPOOL DRY ACID lowers pH and Total Alkalinity levels.

Suitable for all pools and surfaces. Safer to use with no fumes compared to liquid acid.

Active Constituent: 1000g/kg SODIUM BISULPHATE
Dosage per 10,000L:
150g decreases Total Alkalinity by 10ppm
If pH > 8.2, add 200g
If pH 8.0 - 8.2, add 120g
If pH 7.8 - 8.0, add 60g