Re: making platinum for printing?

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From: Jeffrey D. Mathias (jeffrey.d.mathias@worldnet.att.net)
Date: 05/10/00-02:43:38 PM Z


"Dan Smith, Photographer" wrote:
>
> If I start out with a bar of platinum, purity varying from 75 to 99%,
> how do I get it into a solution usable for platinum images?

Send it to Engelhard Corporation. They can refine, purify, and produce
the salts. They will also reclaim waste, but the yield needs to be
about an ounce of K2PtCl4 to make it cost effective (last I checked).

-- 
Jeffrey D. Mathias
http://home.att.net/~jeffrey.d.mathias/


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