This product will perform special de-nitrification effect. Breaks down large complex organic compounds quickly and effectively. Controls odor while reducing the after effects of fish waste and uneaten rotten food. Solve green water and algae problems while also preventing fish diseases. More effective and speedy regeneration of all filter systems. Fast maturing and establishment for new tank/pond filtration system. Providing good, safe, stable and non polluting environment for Arowana of all strains. This 150 ml bottle can treat 3750 L of water.