Alkaline Buffer? is a non?phosphate buffer to raise pH and alkalinity (KH) and buffer with Acid Buffer?. These buffers are designed for the planted aquarium or for very hard water where phosphate buffers may pose an algae or cloudiness problem. Alkaline Buffer? raises pH and buffers between 7.2 and 8.5. It is gentle safe and enhances the freshwater environment.

Seachem 250G Alkaline Buffer