Seachem Reef Advantage Calcium Eheim Equilibrium™ is specifically designed to

Equilibrium™ is specifically designed to establish the ideal mineral content for the planted aquarium

Weekly as part of Regular Care to reduce aquarium maintenance and maintain strong chemical filtration

Double stitched nylon filter medium bags

Also adsorbs silicate

vitamin B₁₂ supplement

Seachem Reef Advantage Calcium Eheim Equilibrium™ is specifically designed toSeachem Reef Advantage Calcium Concentrated, powder ionic calcium Maintains magnesium and strontium Can be added directly to aquarium Description Reef Advantage Calcium is a non caustic (pH 8. 38. 6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes deficient, coral growth will cease, followed by a rapid decline in