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Ecological Laboratories 7.0 pH Buffer contains a blend of four sodium and potassium salts to set freshwater at a pH of 7.0. It has been specifically designed for algae eaters, silver dollars, Loaches, Plecostomus fish, and most Tetras. The 7.0 pH Buffer also contains a scoop for your convenience.
Note: pre-dissolve buffer in a small amount of bottled or dechlorinated tap water then introduce to your aquarium.