Kalkwasser (Calcium Hydroxide)

Calcium Supplement Mix for Reef Tanks Our pure source of Calcium Hydroxide makes the ideal solution for replenishing calcium and maintaining alkalinity, for corals, clams, and calcareous algae that build skeletons of calcium carbonate. It also helps maintain pH, precipitates phosphates and enhances protein skimming. Two Sizes Available: 1.1 Pounds 4.4 Pounds Using Kalkwasser (Calcium Hydroxide) Fill a 1-gallon container 4/5 full of RO/DI or distilled water and add 1 cup and 2 tablespoons (302 grams) of BRS Pharma Sodium Bicarbonate. Secure the cap on the container and shake it for about 10 seconds to help start the dissolving process. Remove the cap and fill the container the rest of the way with RO/DI or distilled water. Give the container a few more shakes and then let it sit until all the salts have fully dissolved before use. We suggest adjusting your Calcium, Alkalinity, and Magnesium parameters to normal levels before using Kalkwasser. How to Use Kalkwasser with an ATO Syste