Biologically ideal magnesium supplement for reef aquariums. Some corals and coralline algae use magnesium, in addition to calcium and strontium, in the formation of skeleton structure.
The addition of BIO-MAGNESIUM to the marine aquarium restores the crucial magnesium/calcium ratio to its natural seawater concentrations, ensuring optimal skeletal growth.
Part #: ATM29402
Item Name: Bio Calcium Supplement 18oz
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