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Oxidation state of chelated iron

To: Aquatic-Plants at actwin_com
Subject: Oxidation state of chelated iron
From: Dave Gomberg <gomberg at wcf_com>
Date: Sun, 07 May 2000 08:06:56 -0700
In-Reply-To: <200005060748.DAA13143 at actwin_com>

At 03:48 AM 5/6/2000 -0400, Roger S. Miller wrote:
>Subject: Ironclad Typo?
> Many other iron-containing fertilizers provide ferric chelates, like
iron-EDTA 

Please see 

http://gill.tamug.tamu.edu/Chem316/Handouts/Chapter%205/EDTA%20(16%20colors)
.pdf

for more details on the chelation of metals by EDTA.   It is the ferrous
form that is chelated.
--
Dave Gomberg, San Francisco            mailto:gomberg at wcf_com
Jobe's Fern and Palm Spikes FREE        http://www.wcf.com/pam

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