Homebrew PCBs

--- Stefan Trethan <stefan_trethan@...> wrote:

> On Mon, 11 Sep 2006 22:34:53 +0200, Hector Garcia  
> <hectorogarcia@...> wrote:
> 
> >
> > Anyway,
> > Both HCL and H2O2 regenerate FeCl well.
> > I have a 5 years bottle, still working thanks to
> this type of  
> > regeneration
> > Regards
> > P.S. I Apologize for mi english.
> 
> 
> I'm still not certain about FeCl regeneration.
> Does the FeCl really get regenerated, or does one
> simply make used-up FeCl  
> with added CuCl etchant?
> 
> Sadly i can not understand the spanish page
> sufficiently to allow me to  
> understand that process fully.
> 
> ST

You end up with CuCl2, the iron precipitates out as
hydroxide (rust).

- YD.


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