Calcium, magnesium, strontium and carbonate are the basic foundation elements of coral skeletons.
All of these elements need to be available in balanced proportions for positive coral health and growth.
Red Sea'â„¢s CALCIUM+ contains blended salts of calcium and strontium in the ratio required by corals and is part of Red Sea'â„¢s complete Reef Care Program.
1g will raise the Ca level of 100 litres (25 gal) by 3.6ppm.
1 kg will make 1.8L of stock solution.