![Calcium Sulphate Food Grade Gypsum Water PH Adjustment Calcium Sulphate Gypsum 250g Food Grade Lowers pH Useful for adding calcium if the water is low in sulphate. Can be used to add sulphate "crispness" to the hop bitterness. Used to add permanent hardness to brewing water. Most often used when brewing British style beers when your water is soft.](http://www.borderbrewing.com.au/cdn/shop/files/CalciumSulphate_600x.jpg?v=1685420254)
Calcium Sulphate
Gypsum 250g
Food Grade
Lowers pH
Useful for adding calcium if the water is low in sulphate. Can be used to add sulphate "crispness" to the hop bitterness.
Used to add permanent hardness to brewing water.
Most often used when brewing British style beers when your water is soft.