Combisan is a bio-activator that contains
essential trace elements in special compounds easily absorbed by invertebrates,
micro-organisms and marine fish. It has been used throughout the world by
scientists and marine aquarium hobbyists who keep and propagate stony soft
corals, other invertebrates and fishes. It is nitrate and phosphate free.
For living reef aquariums with heavy skimming or use of carbon, begin with one
drop per gallon/weekly. Slowly increase that dosage. Maximum dosage is 3 ½ drops
per gallon.For fish only aquariums, use just 1 drop per gallon. Add to strong