*Aluminium sulphate* `Al2(SO4)3` is a white, water-soluble chemical. It’s one of the most widely used coagulants in industry.
Here are the main uses:
# *1. Water Treatment*
This is the #1 use.
- *Drinking water purification*: Acts as a coagulant/flocculant. It binds dirt, bacteria, and tiny particles together so they settle out and water becomes clear.
- *Wastewater treatment*: Removes suspended solids, phosphorus, and helps control pH.
- *Swimming pools*: Used to clarify cloudy