Red Sea Calcium Pro Test Kit                                                                                                                                                                                      Robust coral skeletons are essential for all reefs and only acheivable by ensuring the basic elements Calcium, Magnesium, Strontium and Carbonate are readily available and in the correct ratio to each other. If they are not in the correct ration the coral skeleton can form as a fragile calcite. Proper testing is required for for healthy thriving reef.

75 Tests