Gypsum
Average Rating
Gypsum (calcium sulfate) adds permanent hardness (calcium ions) to brewing water; 1 gram per gallon adds 62 ppm calcium, 147 ppm sulfate.
Prices
| Merchant | Price | Shipping* | Est. Total | Rating | ||
|---|---|---|---|---|---|---|
| Love 2 Brew | $1.75 | $0.00 | $1.75 | |||
| 2 oz | More Beer | $1.99 | $0.00 | $1.99 | ||
| 1 lb | More Beer | $3.99 | $0.00 | $3.99 | ||
| Amazon | $8.99 |
|
$8.99 | |||
| Northern Brewer | $3.99 | $7.99 | $11.98 |
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