Mixed it . not sure if its exactly 17% ..
But at a swimming pool supply place you can
get 35% H2O2 .. and I diluted it with the 3%
stuff you get in the store ..
Randy
--- In Homebrew_PCBs@yahoogroups.com, "designer_craig" <cs6061@...> wrote:
>
> Randy,
> Where did you get your 17% Peroxide?
>
> Craig
>
> --- In Homebrew_PCBs@yahoogroups.com, "Randy S." <rj3819@> wrote:
> >
> > ok .. 17% peroxide ..
> > 34 % muriatic acid ..
> > mixed 3 : 1 ..
> > never seen copper come off a board that fast .. ever ..
> > did it outdoors .. respirator .. goggles .. gloves ..
> > anyways.. should the solution be bubbling even AFTER I take the
> > board out ?? whats it mean .. I put more 3 % peroxide in it ..
> > calmed it down .. is it safe?
> >
> > Randy
> >
>