Aquadene "Black Water Special" contains humid acid and essential trace elements & vitamins, protective colloids & buffer effect substances. It creat an natural enviroment for the soft water fish, it promotes the colour & activity and assist fish to resist diseases.Dosage :1 capful of medicine to about eight gallons of water.
2' tank, 2 capfull medicine.
2 1/2 tank, 4 capfull medicine.
3' tank, 6 capfull medicine.
4' tank, 8 capfull medicine.