Gypsum, 2oz


2 ounces

SKU: 800007 Category:


Calcium Sulphate

Use 1 teaspoon per 5 gallons

Gypsum adds calcium ions, lowers pH and will harden water. Use 1/2 to 2 tsp per 5 gallon batch.
1 tsp in five gallons adds 83 ppm sulfate and 35 pm calcium.


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