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Re: [ARSCLIST] shellac and acidity

At 06:24 PM 6/3/2003 +0000, Don Cox wrote:
>>>> nauck@xxxxxxxxx 06/03/03 11:17AM >>>
> I have just received lab results back from Terry Tullos Wayland, who
> is a
> paper conservator.
> He says:
> "Kurt, your DOF specimen is a moderately acidic pH 4.59."

If you mean that you don't understand pH, try any school chemistry book, or web pages such as


Perhaps he didn't understand what "DOF specimen" was -- When I see "DOF," I think of "Depth of Field" sorry. Or is it "Dirty Old Fragment"? <smile>


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