Archive of the former Yahoo!Groups mailing list: Homebrew PCBs
Subject: Re: [Homebrew_PCBs] Re: Etching note
From: "Jim Tonne" <tonne@...>
Date: 2010-06-13
About the use of muriatic acid and H2O2:
It looks like most of you use 30% muriatic acid
added to 12% H2O2.
Do you then use that mixture as-is, or dilute that
mixture down with water? If so, how much?
- Jim W4ENE