Seachem Alkaline Buffer 300g adjusts pH alkaline (7.2 - 8.5) Fluval Media Activated carbon may be re-installed

Activated carbon may be re-installed in the filters once treatment with this product has been concluded

With the cubes

The carbon pads are designed to fit the Eheim Classic 250(2213) canister filter

Performs key role in first stage of the filtration process

Seachem Alkaline Buffer 300g adjusts pH alkaline (7.2 - 8.5) Fluval Media Activated carbon may be re-installedDescription: Seachem Alkaline Buffer adjusts pH to the alkaline range (7. 2 8. 5) Alkaline Buffer is a non phosphate buffer designed 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.