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Subject: Re: [Homebrew_PCBs] Tried Hydrochloric Acid + Hydrogen Peroxide for etching - fantastic.

From: Mark Lerman <mlerman@...>
Date: 2014-04-07



To make that clearer, I mean places that sell to beauty parlors. Mostwill sell to individuals, though some require buyer to be a licensedbeautician.


At 10:22 AM 4/7/2014, you wrote:



You can also get high percentagehydrogen peroxide at beauty supply shops in the US. It's veryinexpensive.

Mark

At 08:30 AM 4/7/2014, you wrote:


Greetings! Your results soundimpressive! Is 35% FOOD GRADE peroxide the same as the chemical you use?I see food grade is readily available...
Thanks, and keep us informed about your successes...
Clark Cone


On Mon, Apr 7, 2014 at 5:25 AM,<beefyzee@...> wrote:
 
As per your request I've created a new album "Beefys Stuff"and put a couple of pictures of the board there. It's hard to get a goodphoto at night time with just the house lights, they either createreflections or shadows. Hope they are OK.
Keith.