Mike Bailey wrote:
>
> Try running a weight loss test on your neutralizer after permanganate.
> Depending on the selected chemistry, copper content, temp & dwell time,
> it has the potential to do just that!
>
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Are you using an aggressive glass etch or crust removal step in the permag process?
If you are, then as copper buiilds up in the acid based crust removal step, it will
act as an etch to copper. Chloride based crust removal is more aggressive than
sulfuric acid based.

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