Hi Leon
Thanks for clarifying this. It's a difficult thing for me to translate
those chemical terms propperly.
Thanks again
Markus
Leon schrieb:
>
> ----- Original Message -----
> From: "Markus Zingg" <homebrew-pcb@...
> <mailto:homebrew-pcb%40shdesign.info>>
> To: <Homebrew_PCBs@yahoogroups.com
> <mailto:Homebrew_PCBs%40yahoogroups.com>>
> Sent: Friday, January 18, 2008 9:05 PM
> Subject: Re: [Homebrew_PCBs] Re: THRU HOLE PLATEING
>
> > - You then remove the other protective foil and put it into a
> developper
> > bath. That bath is however not natrium hydroxid (not sure if that's the
> > propper term in english), but what I think is called caustic soda
> > (sodium carbonate solution).
>
> Sodium hydroxide (NaOH) is caustic soda. Sodium carbonate is washing soda.
>
> Leon
> --
> Leon Heller
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>