--- In Homebrew_PCBs@yahoogroups.com, "Bruno St-Laurent" <bsl88k@n...> wrote: <snip> > > > Ok guys , I finally found %35 H2O2 , and finding it was a lot easier > that i tough , so guys if you need it , go to an Hydroponic Supply > store , it's being use in fertilizer receipies !!!! in my area there > a store like that in every city so i got 1000 ml bottle for $14.00 > canadian !!!! > > Bruno > Excellent. That sounds much better than the hair bleach with its significantly lower percentage. Now I've just got to find a hydroponic supply store. Regards, Bob
Message
Re: WAS: CUCL Temperature , etch time ?????
2006-01-06 by Bob_xyz