Kent Marine AKMSM64 Strontium and Molybdenum for Aquarium， 64-Ounce</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Kent strontium & molybdenum 64oz</li><li>Corals will open more and stay attached to their skeletons better， with regular use</li><li>Phosphate & nitrate free</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31b0lLzP4uL.jpg' noproxy></br>