Nutrafin Cycle Biological Aquarium Supplement is suitable for freshwater & saltwater aquariums.
Directions for use:
New aquariums: Day 1 - 25mL per 38L. Day 2 - 10mL per 38L. Day 3 - 10mL per 38L.
Maintenance dose (water changes, filter maintenance): 5mL per 38L.
New fish &/or medicating: 10mL per 38L.
Weekly beneficial bacteria dosage maintenance: 5mL per 38L.
Shop more aquarium water treatments here.