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[For reference: 1 gallon*=3
Maintain calcium level between 410-430 mg/L
Chemical filter media contains premium grade carbon
Onyx Sand™ provides an advantage to any plants able to utilize bicarbonates
Seachem Reef Advantage Magnesium Tanks & Bowls [For reference: 1 gallon*=3Reef 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. 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 levels and an
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