Clear PCB Etchant Where to get???

[Russ L]

Where in the U.S. can I get the ammoniun persulfate?
Places that used to carry it, don't anymore.

Don't forget, good ventilation and safety goggles!

Russ L
askeyman at earthlink.net

John E Blacet wrote:

> Don't use metal pans for etching PCBs!  ****Duh!***
>
> Aluminum is a VERY active element and reacts vigorously with acids and
> bases and I'm sure it would dissolve very nicely in any etchant. Some of
> the by products of these reactions are flammable/explosive (ie:
> hydrogen).
>
> Use plastic for warm temperatures or a Pyrex baking dish if you like it
> HOT.
>
> Making your own PCBs is an admirable but hazardous activity; be careful!
>
> Regards.
> -------------------------
> John Blacet
> Blacet Research Music Electronics
> http://www.blacet.com
> -------------------------
> blacet at metro.net