ATI ICP Element Strontium - 1000 mLATI ICP Element Strontium 1000 mL ATI ICP Element Strontium is a high purity solution formulated to restore strontium levels in reef aquariums. Why Its Important Strontium is found in the aragonite structure alongside calcium and plays a vital role in the formation of coral skeletons. Low strontium can result in brittle skeletons and slowed growth of stony corals and coralline algae. Specifications How Much to Use: Add 1 mL per 100 L (26 Gallons) to