Iron (Fe) - plays an important role in the process of photosynthesis, therefore its supplementation improves the coral nutrition process. Supports green colouration. 1 ml of the product increases the iron level by 0.001 mg/l (ppm) in 100 litres (27 US gal) of water.
Recommended level: 0.002 - 0.006 mg/l(ppm). Recommended dosage: 0.25 ml/100 l (27 US gal) of water daily