Nature’s Ocean Bio-Activ Live Aragonite Reef Substrate 8LBS (Grain size: 1.0 -2.5mm). Premium Live Aragonite Sand for Aquariums; Collected in its natural environment and packaged in its natural state (U.S. Patent #’s: 6,376,299 & 6,939,708); Just place in tank, add saltwater (for Best possible results use Nutri-Seawater) then add fish, no waiting required; Instant ammonia cycling; Best possible for under gravel filter For Best possible Results Use as Follows: Use at least 1 pound of Bio-Activ Live Aragonite per gallon of saltwater. Setup filtering system and make allowance it to circulate. All the way through the primary month, introduce not more than 1 inch of fish per 5 gallon of saltwater.
Straight away eliminates nitrogenous waste (Ammonia, Nitrite and helps get rid of Nitrate)
Instant Cycling guaranteed; No Waiting Just Add Fish
Reduces harmful nitrate
Maintains proper pH
Provides enhanced buffering capacity