Hanna pocket photometer for iron
The hanna pocket photometer for iron makes it possible to check whether there is iron in the swimming pool.
Swimming pool water can turn brown if there is too much iron present. It is best to keep the concentration of iron in a swimming pool lower than 0.2mg/l.
How to remove iron from swimming pool water?
You can metal magic used to remove metals from pool water. Spread this evenly over the pool surface.
If there is a lot of iron in the swimming pool, green/brown deposits will form. It is recommended to refresh part of the pool water.
Do not use well water or ground water for this.