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Aquarium Systems Reef Crystals Sea Salt Mix

Code: IO
  • Now From £6.99
  • (Delivery from £6.95 )
Item in Stock   |   Usually dispatched within 24 hours

Each batch of Reef Crystals is analysed to ensure composition and uniformity. This sea salt mix was the first crystals available to amateurs.

Reef Crystals contain higher concentrations of compounds than what is found is natural seawater makes sure the essential substances are available in your aquarium for longer.

Contains additional calcium that will help develop the shells and skeletal structure of reef organisms. Additional vitamins and trace elements provide important nutrients and help promote growth of corals, anemones etc.

Reef crystals also contain a neutraliser which removes the dangers of heavy metals from tap water.

1kg of Reef Crystal creates 30 litres of sea water at a density of 1.020 at 24 degrees C

Pack sizes of Instant Ocean that we stock

  • 2KG Reef Crystals Sea Salt Mix
  • 4KG Reef Crystals Sea Salt Mix
  • 10KG
  • 20KG
  • 25KG Reef Crystals Sea Salt Mix

Mix the Reef Crystal salt with dechlorinated water, stir vigorously to mix salt and water. NEVER mix salt in an aquarium containing animals, in new aquariums you should transfer animals to the aquarium after salt is completely mixed, aerated & specific gravity is adjusted correctly. To maintain water quality it is recommended that a 10% water change is carried out on a weekly basis.

  • Reef Crystals sea salt is enriched with additional vitamins, calcium & trace elements
  • Reef Crystal are fast dissolving
  • Each 1kg of Instant Ocean sea salt for 30 litres of salt water
  • Contain an additive to help reduce heavy metals like copper which are often found in reef aquariums


  • Free Delivery on orders over £39.99
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