Kent Marine Superbuffer-dKH is a specially formulated pH buffer and
alkalinity or carbonate hardness (KH) builder, designed to adjust the pH of
saltwater aquariums to the range of 8.0 to 8.3 and build the KH. Stabilizes pH
and prevents pH drop. Superbuffer-dKH is the finest buffer available for either
fish only or reef type marine aquariums and is designed to mix clear with little
or no cloudiness or precipitation. Will not flake on your corals as other
competing products can! Shipping weight: 3/4 lbs.