Seachem Kalkwasser substrate and rocks There is a second consideration

There is a second consideration

The coarse pore structure gives a large surface area

Dosage: 3-10 gram per 1000 liter of pond water

The Reef Mature program requires the use of accurate test kits for measuring pH

can be placed where needed and release the food slowly

Seachem Kalkwasser substrate and rocks There is a second considerationSeachem Reef Kalkwasser Seachem Kalkwasser is used to prepare limewater solutions that maintain calcium concentrations at natural seawater levels and increase pH without impacting carbonate alkalinity. Very pure calcium hydroxide Ideal for increasing calcium in top off water Increases pH with no impact on carbonate alkalinity Seachem Reef Kalkwasser is a pure calcium hydroxide with unsurpassed purity and solubility characteristics. Calcium hydroxide