Seachem Alkaline Buffer Aquarium Water Treatment 10.6 ozBrand Seachem Liquid Volume 300 Milliliters Item Weight 0. 8 Pounds Item Form Powder Target Species ph and water perameters About this item Raises Ph. And Increases Alkalinity (KHz) A Non Phosphate Buffer To Raise Ph. And Alkalinity And Buffer With Acid Buffer Designed for the planted aquarium or for very hard water where phosphate buffers may pose algae or cloudiness problems Gentle, Safe, And Enhances The Freshwater Environment 300 Grams Treats 500