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Reef Strontium (500mL) - Seachem
Seachem$11.33Strontium occurs in natural seawater at a concentration of about 8 to 10 mg/L. It is chemically very similar to calcium, and many organisms incorporate it in their skeletons along with calcium. Its addition to reef aquariums aids the growth of corals,... -
Bio-Strontium (7 oz) - Tropic Marin
Tropic Marin$14.67Tropic Marin® Bio Strontium provides strontium and carbon dioxide for zooxanthellae in a biologically ideal, crystalline form and thus supports the healthy growth of corals. Does not contain chelates, phosphates or nitrates For the growth and...