Then most likely the stains are silver sulfide instead of metallic silver.

Marshall

sol wrote:

> I hate to contradict you Marshall, but H202 doesn't get the stains off
> my countertops at all. They are old formica.
> Scrubbing with baking soda does the trick here.
> sol
>
> Marshall Dudley wrote:
>
> > The only thing that is easily obtainable and will take them off is
> > H2O2.  3% should work fine.
> >
> > Marshall
> >
>
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