Cobalt (Co) is a bio-essential trace element in seawater, playing a crucial role in marine ecosystems. Its influence on corals, along with its biogeochemical cycling, is significant for understanding both environmental impacts and coral health.

As per Reef Zlements mixing classification Cobalt is a Type C element.

For more scientifically proven information regarding this element, please refer to our comprehensive H2P Methodology manual, which you can find at the link below.

1 ml of Cobalt Zlement increases the Cobalt concentration of 100 litres by 2 μg/l.​

150ml bottle