Salifert KH/Alkalinity Test Kit collectively called "marine snow" by

collectively called "marine snow" by ocean researchers

Orange Lens filters blue light to make your coral colors POP

Basic: Determine phosphate concentration in aquarium prior to first use by testing with an accurate test kit

Tideline Filter Pads are a great way to keep your aquarium clean and your fish healthy

Adjustable Release Settings

Salifert KH/Alkalinity Test Kit collectively called "marine snow" bySalifert KH Alkalinity Profi Test Calcium is not the only substance needed to form the skeletal material of corals and allow calcareous algae to grow. Carbonate and bicarbonate are also needed and these two substances can have a major effect on stabilizing or buffering pH levels in the aquarium in the correct range of 8. 1 to 8. 4. The total carbonate and bicarbonate concentration is also called alkalinity or carbonate hardness and for a stable system