Aquaforest. AF Iodum, 10 ml.
1 drop per 100 l (27 US gal) of water daily. 1 drop of Iodum raises iodine level by 0.01 ppm in 100 l of water. The recommended level of iodine in aquarium water is 0.055 – 0.07 mg/l (ppm).
Keep away from children. Product for aquarium use only. Not suitable for human consumption. Do not overtighten the screw, otherwise the cover might be damaged.