U of S | Mailing List Archive | alt-photo-process-l | RE: Fe oxalate (was: pt/pd stops)

RE: Fe oxalate (was: pt/pd stops)



Alberto,
I made it using the first method from Fe(NO3)3 and oxalic acid.
Marek
 
> Date: Fri, 17 Apr 2009 08:28:53 +0200
> From: alt.list@albertonovo.it
> Subject: Re: Fe oxalate (was: pt/pd stops)
> To: alt-photo-process-l@usask.ca
>
> > Ferric oxalate 26%. Ferric oxalate is homemade via the nitric acid route. It is the nicest I ever tested and keeps forever.
>
> Did you make it from the direct reaction Fe(NO3)3 + Oxalic acid powders
> (Vicente-M. Vizcay Castro instructions in
> http://home.att.net/~jeffrey.d.mathias/guide/FO_intro.htm) or in nitric acid
> solution (Gmelin Handbook of Inorganic and Organometallic Chemistry)?
> I made it once by the second way, obtaining after some days a huge single
> crystal of Fe(III) oxalate.
> BTW, I don't suggest to make this last way if you have not a fume hood.
>
> Alberto


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