CaribSea Aragonite Aquarium Gravel, 10 lbs.
CaribSea Aragonite Aquarium SandCaribSea Aragonite Aquarium Sand is the ideal substrate for marine, reef or African Cichlid aquariums. It is a pure Aragonite sand collected from pristine ocean waters with no harmful tar, organics or impurities. This aquarium sand has unsurpassed buffering capability and helps maintain a natural pH balance of 8.2 without the constant addition of chemicals. One pound of CaribSea Aragonite Aquarium Sand offers up to 100,000 sq. inches of surface area providing lots of space for housing ammonia, nitrate and nitrite reducing bacteria. CaribSea Aragonite Aquarium Sand is the ideal grain size for reef tanks, fish tanks, plenum systems and refugiums.Elements Provided by Aragonite:Calcium (Ca): 381,000 ppmCarbonate Buffer (CO3): 590,000 ppmStrontium (Sr): 7,390 ppmMagnesium (Mg): 1,050 ppmMolydenum (Mo): 56 ppmPotassium (K): 56 ppm