Seachem Reef Advantage Calcium - 1 kg Senior The baskets are engineered to

The baskets are engineered to eliminate bypass

and colors

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Seachem Reef Advantage Calcium - 1 kg Senior The baskets are engineered toSeachem Reef Advantage Calcium is a non caustic (pH 8. 3 8. 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 coral health. Reef Advantage Calcium also includes magnesium and strontium in amount proportionate to typical utilization ratios (100: 5: