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Re: Aquatic Plants Digest V2 #39



> 
> I am in the process of mixing my own PMDD. A little while ago someone
> posted a very nice discussion of the various chelating agents, EDTA,
> DTPA, HEEDTA etc. Unfortunately I lost that mail. Could someone
> please email me this post?
> 
>Please post it to APD.  I know I would like to review it again.
Jack Blumenthal