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Dosage: 1ml will raise the iron level of 100 liters (25 gal) by 0.01 ppm and other metals with a respectively ratio.
Caution: never exceed daily usage recommended levels.
Contains: Tetrasodium ethylenediaminetetraacetate and light metals.


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




  • Royal Light Metal Blend is the ultimate answer for essential depleted elements.
    A part of the complete Royal Ion Balanced Care System which together provide the essential needs of corals coloration and growth. Iron, Copper, Zinc, Chrome, and Nickel are essential light metals for many important biological and chemical processes and responsible for the green / yellow chromo proteins.

    For sale in 100 ml and 500 ml bottels.

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