Homebrew PCBs

----- Original Message ----- 
From: "Markus Zingg" <homebrew-pcb@...>
To: <Homebrew_PCBs@yahoogroups.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
Amateur radio call-sign G1HSM
Yaesu FT-817ND and FT-857D transceivers
Suzuki SV1000S motorcycle
leon355@...
http://www.geocities.com/leon_heller