top of page

Dosage: 1ml will raise Calcium levels of 100 liters (25 gal) by 2 ppm.

Contains: Calcium Chloride and Strontium Chloride.

For sale in 500 ml, 1000 ml, 5000 ml bottles.

Causes serious eye irritation.
Keep out of reach of children.

Wear protective gloves/clothing, protecting glasses/face.
If in eyes, remove contact lenses if possible and rinse with water.
Continue rinse as long as eye irritation persists. Get medical advice.


Royal Nature specialists, strongly recommend to use Royal Nature analyzer while using Royal Reef Care or Coloration Booster products.



  • NSW contain more than 70 trace elements.
    The crucial elements for a successful reef are Calcium, Magnesium, Strontium and Carbonates. Their proportion and balance in sea water are essential for healthy coral’s growth.
    Royal Ion Balanced Care System is the purest and most balanced care system giving corals their essential elements in the right proportion.

    Royal Calcium + Strontium contain pure Calcium and Strontium harvested naturally in the exact ratio presented in NSW required by corals and is a part of Royal Ion Balanced Care System. The advantage of this product over Royal Calcium powder is that it contains Strontium and all dosage numbers are already calculated for your convenience. 

bottom of page