Easy - Life Blue Exit 250ml
Blue Exit works against blue-green or slime algae (Cyanobacteria), in fresh water aquariums. Harmless to fish, shrimps and plants.
Remove the adsorbent materials (such as active carbon). Shake before use. Dosage: 10 ml per 50 litres daily over the course of 5 consecutive days.
The cyanobacteria disappears within 10 days after the last dose. As from the first dose, until 14 days later, do not replenish or change the water, nor make use of adsorbents.
As preventative: 10 ml per 100 litres weekly.
Only for use in freshwater aquariums.