Suitable for cold water fish/tropical fish Usage scenario: Use this product when the fish tank water is turbid. Contains natural mineral water purification factors that can quickly condense suspended particles in the water. Fog water, white water, turbid water, green water. After passing through a filtration system to remove pigment molecules, the water becomes clear and transparent. The fish tank is ornamental, reduces the water change rate, is safe and non-toxic, and is harmless to fish, water and plants. Instructions for use: 1. Add 10ml of this product to 100L of water. 2 Make sure the filtration equipment and oxygen supply equipment are turned on 3. Do not use it with other products at the same time. Please wait at least 12 hours. 4. It is normal for atomization to occur after adding. It will disappear after filtering. Usage calculation formula: Take the fish tank length 100cm, width 30cm, height 50cm as an example 100cm long30cm wide50cm high/10000=15ml