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Homebrew PCBs

Index last updated: 2026-04-28 23:05 UTC

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Re: [Homebrew_PCBs] Hydrogen peroxide mixing

2011-03-06 by Jim Tonne

> I just buy the cheap stuff at the drugstore....

What is its percentage?   3%?
He was looking at 10, 20 and 30%.

- JimT

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