The Salifert Potassium Test Kit is unique among titration tests. It measures potassium levels in a reef aquarium with an accuracy of plus or minus 3ppm. It enables the dosing of potassium supplements.
To test your potassium levels:
The end result will show you your ppm level of potassium in the tank. If you have used potassium products in your aquarium, the levels may be higher. After conducting this potassium test, you may find that your tank does not need supplementation of potassium.