Red Sea Fish Pharm ARE22013 Reef Foundation Calcium/Strontium Supplement-A for Aquarium， 500ml</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Foundation A Supplement Contains Calcium， Barium And Strontium， Which Benefit The Ratios In Coral Skeleton.</li><li>Effective In Raising The Calcium Levels In Corals.</li><li>Just 1ml will raise the calcium level of 100 liters by 1ppm.</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/41ki3d9%2BSdL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/4120U80OP4L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41EEXSChyEL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/416piyPUhIL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41t52KetHUL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/31g2-6ZwPnL.jpg' noproxy></br>