Re: Dowell vs Dow Chemical?


On Sat, 11/22/14, Ed Hawkins hawk0621@... [STMFC] <STMFC@...> wrote:

I don't know what Ferric Chromide is...
Commonly used as an etchant for copper based alloys. i.e. printed circuit boards, and those nifty etched brass parts we use on our models.

Arved Grass
Fleming Island, Florida

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