AF Cobaltum NEW - 200ml
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AF Cobaltum NEW - 200ml
Supplement contains concentrated cobalt. 1 ml of the product increases the cobalt level by 0.001 mg/l (ppm) in 100 litres (27 US gal) of water. The recommended level of cobalt in aquarium water is 0.0001 - 0.0006 mg/l (ppm).