MECoral Magnesium (Mg) powder is pre-measured to make a half gallon liquid solution when mixed with RODI water. MECoral uses only Pharmaceutical grade ingredients to achieve the highest quality, highest purity, and highest concentration possible. MECoral Mg is ammonia, phosphate, nitrate and bromide free. We use a unique blend of pharmaceutical grade Magnesium Chloride, and Magnesium Sulfate powder. MECoral powder dissolves quickly and crystal clear with no residue or impurities on the bottom.
Treat your corals kindly.