Dosage :
New Aquariums :
Day 1: 25 mL per 38 L (10 U.S. gal)
Day 2: 10 mL per 38 L (10 U.S. gal)
Day 3: 10 mL per 38 L (10 U.S. gal)
All regular maintenance activities (water changes, filter maintenance, etc.) :
5 mL per 38 L (10 U.S. gal)
After adding new fish and/or medicating :
10 mL per 38 L (10 U.S. gal)
Weekly dosage to maintain a strong beneficial biological colony :
5 mL per 38 L (10 U.S. gal)
Treats :
1,892 L (500 U.S. gal)