Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

previous by date index next by date
previous in topic topic list  

Subject: Re: [Homebrew_PCBs] Re: General Home-Brew CuCl chemistry and technique

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2005-08-22

On Mon, 22 Aug 2005 12:23:05 +0200, Adam Seychell
<a_seychell@...> wrote:

>
> Another possible place to get > %10 H2O2 is a hairdressers supplier. I
> think the one near me sold it up to 18%. Anyone had problems with this
> stiff decomposing over time ?


another place is pool supply. it is 25% or so there and sold under some
brand name here in europe i don't remember.

Most H2O2 appears to have stabilizers added. I am not sure what mine has,
but haven't seen any change in a few years storage. Don't put in the sun.

ST