Re: Re Palladium vs. Gold Chloride toning

From: Sandy King ^lt;>
Date: 11/30/04-04:37:08 PM Z
Message-id: <a0602041fbdd2a64c432c@[]>

I am not sure what this article means. Are you quoting an old source,
or claiming that in 2004 it is less expensive to tone with palladium
than with gold?


>From PubMed:
>1: Stain Technol. 1988 Mar;63(2):97-100. Related Articles, Links
> Palladium toning of silver-impregnated reticular fibers.
> Krikelis H, Smith AA. Widener University, Chester, Pennsylvania 19013.
> Palladium toning is much less expensive than gold toning. Ten
>minutes in 0.05% potassium hexachloropalladate in 4 N hydrochloric
>acid tones silver-impregnated reticular fibers as well as 3 min in
>0.2% aqueous gold chloride does. Differences in toning of the
>background depend on the silver stain.
> PMID: 2453955 [PubMed - indexed for MEDLINE]
>Gordon Cooper
Received on Tue Nov 30 16:37:28 2004

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