Instant ocean reef crystals are easy-to-use and provide all of the necessary elements required for a healthy coral environment. extra calcium, trace elements and vitamins promote growth and support the health of a variety of corals; including stony corals, coralline algae, anemones and other invertebrates. built-in metal detoxifier goes a step farther to neutralize traces of heavy metals often found in domestic water supplies.

Contains essential ocean reef elements in concentrations greater than those found in natural sea water
Recommended specific gravity range – 1.020-1.026 at 77ᵒ F | Note – 1.4 lbs. of Reef Crystals is formulated to create 5 gallons of saltwater at a specific gravity of 1.021
Our marine salt will typically set the pH of a tank between 8.0 and 8.3 while it produces between 7 and 10 dKH
Encourages stony coral and coralline algae growth | Product has a chelator in it that removes the metals from solution
Provides vital nutrients | Neutralizes traces of heavy metals found in tap water | It is not generally recommended to use Reef Crystals in freshwater situations