Reef Advantage Calcium
Dry formula of Reef Complete. A buffered (pH 8.3-8.6) blend of ionic calcium, magnesium, strontium, sodium, potassium, and other salts designed for reef aquariums. Unlike Kalkwasser, it does not have a caustic pH and will not deplete magnesium. Best when used with Reef Builder. Use one teaspoon per 20 gallons to raise calcium by 25 mg/l.
