Seachem Alkaline Buffer 600 grams Seachem Kalkwasser you should purchase the BIO

you should purchase the BIO Brick instead or in addition

Free-form coral amino complex for all corals & their allies

enabling them to assimilate available phosphate and nitrate into new biomass (removing these nutrients from the water column and making them unavailable for uptake by cyanobacteria and algae)

Reef BioFuel

Weighted base allows easy placement

Seachem Alkaline Buffer 600 grams Seachem Kalkwasser you should purchase the BIOAdjusts pH to 7. 28. 5. Designed for use in planted aquariums. Increases alkalinity. Contains no phosphate. Overview: Alkaline Buffer is a nonphosphate 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