Add 1 ml of Pro-Coral A- Elements per 25 gallons of total aquarium system water volume per day in the circulation flow of the system. Trace element demand increases with increased aquarium population density. In heavily populated aquariums, dosage may be increased up to the maximum dosage. Do not exceed a dosage of 2 ml per 25 gallons of aquarium system water volume per day.
Tropic Marin Pro-Coral A- Elements
Size: 500 mL
Contains: Bromine, fluorine, iodine, lithium, vanadium, molybdenum, and selenium in pure mineral form.