If that is your only goal you could also paint it with a solution of
rosin flux and alcohol.
I bought a large spray can of that stuff and it will do many boards,
but you can also brush paint or dip.
The flux dries to a clear hard coating.
ST
On Sat, May 22, 2010 at 6:47 AM, Kerry Wentworth
<
kwentworth@...> wrote:
> Prevents oxidation of the copper, and flows solder well.
>
> Kerry
>