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Re: [Homebrew_PCBs] Ferric Chloride - muck at bottom of tank question

2006-05-07 by Blue

>Try adding some HCl, that should get rid of the sludge. Adding H2O2 will 
>also help, with the HCl it will convert cuprous chloride into cupric 
>chloride.

How much is a little?

Regards,

Terry

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