Removes the algae nutrient, phosphate (PO₄), within a few hours.
The phosphates are absorbed and can be removed from the water by the filter.
No harmful side-effects.
Only suitable for freshwater.
First test the carbonate hardness and increase it to at least 4° KH. Shake the bottle before use, then use immediately. Any UV-C devices in use should be switched off. The product should be added to the aquarium in a place with good water movement. One application absorbs up to 2mg phosphate per litre. Repeat treatment as required (check KH). Clean the filter and substrate the following day.