Betta Basics, 60 mL / 2 fl. oz. Designed To Provide Optimal Environment For Both Beta And Plants Removes Any Chlorine, Chloramine, And Ammonia Buffers water to a pH of 7 and provides a healthy environment for fish and plant 5 Milliliters Treats 1 1/2 Us Quarts With Plants Present In Beta Only Bowls Without Plants, 5 Milliliters Treats 1 Us Gallon