COLOMBO

Phosphate Plus In aquariums with a lot of corals, a shortage of phosphate can occur, this can easily be supplemented with Phosphate Plus.

Calcium (Ca) Test Professional drop test for precise determination of Calcium content in seawater. The handy visualised instructions for use, incl...

Magnesium (Mg) Test Professional drop test for precise determination of Magnesium content in seawater. The handy visualised instructions for use, ...

We recommend using 5-10 Marine Bacto Balls per 100 liters of water and to replace every seven days. You can easily add them to a mesh bag or other ...