Re: Aquatic Plants Digest V2 #121

On Thu, 6 Jun 1996 03:39:02 -0400, Aquatic-Plants-Owner at actwin_com

>If there
>is Copper in the water, how could I safely remove it (ie. pretreat
>the water) without leaving compounds that might also precipitate
>my Fe(EDTA)?

Two options:  A cation exchange resin (like the "purifier"
cartridges) or charcoal.
Both are pretty good at ditching heavy metals.

Dave Gomberg, Experimenta      San Francisco CA USA   gomberg at wcf_com