Blue Planet Algae Cure
Blue Planet Alage Cure helps control algae in freshwater aquariums and ponds. Algae Clear will not affect plants or fish when used as directed. For heavy infestations, manually remove heavy algae growths before treatment. the rate of 0.25mL (5 drops) per 1L or 5mL per 20 litres of aquarium water.
Works good.seems to kill algae