Seachem Reef Buffer 250g Accessories PK is a number that

PK is a number that represents the pH of a buffer

(118mL) treats 240 gallons

finely denticulated

the 25lbs of sand provides a visually appealing and healthy environment for your aquatic life

Seachem Reef Buffer 250g Accessories PK is a number thatWhen used as directed Reef Buffer will raise the pH of your reef system to 8. 3 without fear of accidentally overshooting the pH to a dangerous level. Whereas competing products simply use sodium bicarbonate, Reef Buffer is made with a blend of carbonate and bicarbonate salts. This blend of salts results in Reef Buffer yielding a pK of roughly 8. 6 in saltwater. The pK of a buffering agent is equivalent to the pH around which that buffer most strongly