Seachem Liquid Marine Buffer

Safely raises and maintains aquarium pH to 8.3 while adjusting alkalinity. It will not raise pH above 8.3 even if inadvertently overdosed. Contains a blend of bicarbonate, carbonate, and borate salts designed to raise pH and restore distrupted buffer systems to the proper balance. Directions for Use: Use 1 capful (5 mL) for every five gallons daily until pH stabilizes at 8.3. Stabilization of pH may take from a day to a week, depending on original pH, alkalinity, and buffer system balance. Thereafter, use as needed to maintain pH. 8 fl. oz. (250 mL), treats 250 gallons.