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Up to 30% off 👉 on FRESHWATER and SALTWATER fish.
FRESHWATER << Up to 30% off >> SALTWATER

pH Down


API pH Down

Aquarium Pharmaceuticals, Inc offers pH Down to prevent high pH alkaline water harmful to many exotic tropical fish, including tetras, rasboras, gouramis, South American cichlids, exotic shrimp, and many other species. Fast acting and easy to use, drops pH to safe levels.  

Bottle contains 1.25 ounces.