<h2>INSTANT OCEAN PRODUCTS - INSTANT OCEAN CALCIUM BOOSTER 250 ML</h2><p></p><p>Corals, coralline algae, clams and other reef inhabitants need calcium for skeletal growth&#046; It is recommended to maintain free calcium levels between 400 to 450 ppm&#046; Use as needed to raise calcium levels in marine aquariums&#046;</p><ul><li>Concentrated formula quickly and safely raises calcium levels</li><li>Essential for corals, coralline algae and other reef invertebrates</li><li>No nitrates, phosphates or silicates</li><li>Simple to use, no complicated reactors or messy powder</li></ul>