Lowers ph of aquarium water. Harmful if swallowed. Causes burns. Corrosive. Irritating to eyes and skin. Keep out of reach of children. Suitable For Both Freshwater And Saltwater Aquariums. Some Water Is High In Mineral Ions Such As Carbonate And Bicarbonate, Which Strongly Buffers Water And Can Resist Ph Adjustment. Repeated Dosing May Be Needed To Lower Ph. Contains No Phosphates. 16 OUNCES
