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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
No phosphates
they use carbon dioxide from the water
Our Natural Iodine™ is recommended to complete the full range of trace elements
1 x Sheet of clear mesh
Other medias tested reached only to 30 – 40 % of its removal capacity by weight
Salifert Coral Calcium 1000ml plankton No phosphatesCalcium supplement Why is calcium required? Calcium is a major constituent of calcareous algae, skeletal material of hard corals and the skeletal needles of soft leather corals. Calcium also fulfils many biological functions. These processes result in depletion of calcium. Quite often a too low calcium concentration retards growth of corals and calcareous algae. NSW (Natural Sea Water) contains 400 450 mg L calcium. This is also the value we should
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