Add 5 ml to a 100 lt aquarium once or twice a week. Each 5 ml gives 5ppm of potassium to 100 liters. The dose can be increased in aquariums containing much corals. The recommended potassium level in Marin-reef aquariums is 400 - 430ppm. Safe for sensitive reef creatures. It can be diluted with 3 times the purified water and connected to the dosage pump.

Contains 100.000 ppm Potassium.