With regular use, corals will open up more and stay attached to their skeletons better. Phosphate & nitrate free! Contains no gluconates, EDTA, or other organics to raise DOC levels, as many competing products do. Magnesium is added to make up for deficiencies in some of the newer brands of sea salt mixes. Potassium & molybdenum are added to assist the symbiotic algae growing in coral and invertebrate tissues. For best results, Use Kent Kalkwasser Mix first. 16 oz treats 4,700 gallons. Please click on "More Information" for ingredients, guaranteed analysis and directions for use. | ||||||















