Pond medic Formalin 30% is a new formula for the effective treatment of many parasites including white spot, skin flukes, costia, ciliates and many others
Dosage rate is 10ml per 682 litres of pond water(150 gallons), this can be repeated every 5-7 days for a maximum of 3 doses.
Directions Of Use Pond Medic Formalin Parasite Treatment
Full instructions are supplied on the bottle, read well before use.