Description
Potassium is an essential main nutrient for all organisms. In seawater the natural potassium concentration is approx. 408 ppm. Adjusting the potassium concentration to the natural level with Tropic Marin® Potassium may improve vitality and colors of many corals.
The potassium concentration should be carefully measured by means of a water test before using Tropic Marin® Potassium