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DIY #3 Magnesium – 30 lbs




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*in the lower 48 states*


Magnesium is a high purity form of Mg CI without ammonia, bromide and other undesirable contaminants.

Magnesium should be maintained at 1300 ppm. In marine fish and 1350 ppm. In reef aquariums at a specific gravity of 1.026 .35ppt at 77F/ 25C

Additional information

Weight 30 lbs