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Replaces separate A and B supplements with one mix
An established favourite from the U
all without altering pH levels
The colour of the foam media may vary with different batches
Bulb Wattage: 24w each
Seachem Reef Advantage Magnesium 1Kg - 637 eheim Replaces separate A and BReef Advantage Magnesium is a concentrated (80,000 ppm) optimized blend of magnesium, chloride, and sulfate salts designed to restore depleted levels of magnesium with minimal impact to the ionic ratios found in natural sea water. Why it's different: Reef Advantage Magnesium contains no ammonia. This is a common contaminant in every liquid magnesium supplement on the market. Severely depleted levels of magnesium (below 800 mg L) can cause depressed pH