Reef Foundation C is a magnesium complex for balanced formation of coral skeletons. It contains blended salts of Magnesium and is part of Red Sea's complete Reef Care program. For best results dose according to a measured uptake of magnesium and in conjunction with Reef Foundation A and Reef Foundation B.
1 Kg / 2.2 lb
Concentration: 1 ml will raise the Mg level of 100 liters (25gal) by 1 ppm. This 1 Kg container when mixed with RO water will produce 1.7 liters of stock solution.
For proper use of this product you may want to use the Red Sea Magnesium Pro Aquarium Test Kit