[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [APD] chelated metals
I believe Wolf Scion wrote this email section below:
> Stuart, thanks for the reply.
> The AquaSafe says: "Substances in tap water that are dangerous to
> fish are removed or neutralized. Chlorine is eliminated and heavy
> metals such as copper, zinc and iron are neutralized."
> Then, under ingredients among other things it says: "chelating
Tetra is just dumbing down a complex subject by saying 'neutralized'.
> So, it sounds like you're right. AFAIK, most iron plant supplements
> are chelated anyway, so this product probably isn't "neutralizing"
> the iron in a way that makes it unusable by the plants.
Not most iron plant supplements, ALL iron plant supplements.
It is toxic to the plants otherwise.
I'm sure a chemist could explain how it is toxic.
I have heard that chelated metals in a tank can become more non-chelated if
the pH drops <7 I think.
There is more on this subject here if you wish to read:
200 Million years in the making...
Aquatic-Plants mailing list
Aquatic-Plants at actwin_com