Calcium Carbonate (precipitated chalk) increases pH; 1 gram per gallon adds 106 ppm calcium, 158 ppm carbonate.
Calcium Carbonate 2 oz
$2.00
Availability: 9 in stock
$2.00
Availability: 9 in stock
Calcium Carbonate (precipitated chalk) increases pH; 1 gram per gallon adds 106 ppm calcium, 158 ppm carbonate.
| Weight | 0.125 lbs | 
|---|---|
| Dimensions | 2.5 × 2.5 × 3.5 in |