Homebrew PCBs

On Mon, 10 Jul 2006, tomservo_9504 wrote:

> Alternatively your local hardware store sells muriatic acid
> (hydrochloric 31%) and pharmacy sells 3% hydrogen peroxide. When
> you're done with it, simply neutralize with baking soda (OUTSIDE!). I
> used this method myself recently with good success.

Pool supply stores seem to be the most common place to find muratic acid
in southern California.  Additionally, you can get buckets of sodium
bicarbonate (baking soda) there for much less than you'd pay for a carton
of food grade baking soda.

> There are some vendors who sell ferric chloride (unmixed) in powder
> and chunks quite cheaply on ebay. I saw 1 lb for like $10 or so.

I don't know if I'd want to go with chunks of ferric chloride.


-- 
David Griffith
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