Calcium Sulphate (Gypsum) - 2 oz

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  • Regular price $1.10


Useful for adding calcium if the water is low in sulfate. Can be used to add sulfate "crispness" to the hop bitterness.  Concentration at 1 gram/gallon is 161.5 ppm Ca+2 147.4 ppm SO4-2.

Lowers pH.  Use up to 1-2 teaspoons per 5 gallons.