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Bio-Magnesium Supplement Powder (16 oz) - Tropic Marin
Tropic Marin$19.49Besides calcium and strontium, some coral and coralline red algae also store magnesium in their skeleton. It is biochemically directly involved in the photosynthesis of algae, i.e. the conversion of carbon dioxide and light into organic compounds... -
Bio-Calcium Supplement Powder (500 g - 18 oz) - Tropic Marin
Tropic Marin$14.10Biologically ideal calcium supplement for reef aquariums using the Balling method Calcium is one of the most important elements in seawater, as together with carbon dioxide it is required for the skeletons of fishes and corals in the form of calcium... -
Bio-Magnesium Supplement Powder (1500g, 3.3 lbs) - Tropic Marin
Tropic Marin$46.20Besides calcium and strontium, some coral and coralline red algae also store magnesium in their skeleton. It is biochemically directly involved in the photosynthesis of algae, i.e. the conversion of carbon dioxide and light into organic compounds... -
Potassium Liquid Supplement (500 ml) - Tropic Marin
Tropic Marin$20.97Maintain vibrant coral coloration and health with Tropic Marin's Potassium supplement Potassium is an essential main nutrient for all organisms. In seawater the natural potassium concentration is approximately 408 ppm. Potassium consumption is usually...