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Re: [Homebrew_PCBs] Substitute for Sodium Persulphate

2016-05-29 by duwaynes@...

I use the Muriatic Acid, Hydrogen Peroxide mixture with 12% Peroxide from a beauty supply store with good success. If you do not want to use the HCL, another solution that is sometimes used is a mixture of Hydrogen Peroxide, Vinegar, and salt.
A short video of this at
…still messing with forces I don’t understand – the formula.
…still messing with forces I don’t understand – the form...
Revealed! My super secret home-made etching solution formula – use at your own risk.
View on www.stephenhobley...
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DuWayne


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