Dear Dave, Ozone and ...
Published by Orlando D. Gutiérrez Coronado
Dear Dave,
Ozone and bacteria can be used in this case, the use of some macrophites or the bentonite and clay can be used too.
It will depend on the size of your system concentration, solar light and some other parameters.
We can help you with some of this solutions if we can get more details as labanalysis and others.
Regards,
Orlando D. Gutiérrez Coronado