From: Judy Seigel (jseigel@panix.com)
Date: 06/27/00-07:43:57 AM Z
On Fri, 23 Jun 2000, Rod Fleming wrote:
>
> ----- Original Message -----
> I don't think Kodak
> > Rapid Selenium Toner will work
>
> It does, actually, and the result is quite pleasing- I'll send you a
> scanned image if you want. I only tried the Kodak stuff because it was on
> the shelf, and for the same reasons as you outline I expected that it would
> not work, but hey presto, it does. I did use it at the 1:100 dilution as
> recommended by Franz here, leaving the print for 12 mins in the toning bath
> (which is
> a lot more than I'd leave a gelatin silver print).
>
> Maybe the effective dilution of the thiosulphate, now around 1:400, is such
> that the bleaching effect disappears; whatever, it works.
>
It occurs to me to ask -- how do you KNOW it works? Color change?
And if the goal is archivality rather than simple esthetics, what do you
know about that? I remember a study some years ago that found selenium
alone NOT as much help archivally as polysulfides and sulfides (if I
remember correctly).
Judy
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| Judy Seigel, Editor >
| World Journal of Post-Factory Photography > "HOW-TO and WHY"
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