Re: Sistan Formula

Ryuji,

Wish you would try some of the alt processes such as vandyke and
kallitype and develop a sulfiding toner system for these processes. I
have tried myself but nothing seems to work so I keep going back to
gold, palladium and platinum.

Sandy

>From: Richard Knoppow <dickburk@ix.netcom.com>
>Subject: Re: Sistan Formula
>Date: Sat, 10 Dec 2005 12:55:21 -0800
>
>> My understanding is that Sistan and Ag-Guard are
>> effective but less so than a polysulfide toner like Kodak
>> Brown Toner, do you agree? If so perhaps the use of the
>> toner is a better alternative than attempting to make a home
>> made version of Sistan.
>
>Sulfiding toners (such as polysulfide toners) are highly effective,
>but these may be a bit difficult to use for non-developed out silver
>based processes without severely affecting hue and tonality. Ag Guard
>is far easier to use, and it is also a lot closer to WYSIWYG basis.
>
>In my experience of using various polysulfide toners, it is very
>important to know very closely the paper emulsion, the paper
>developer, and the toner as a combination, in order to use the toner
>to achieve desired visual effects.
>
>I have recently developed a very rapid acting (at room temperature),
>reduced odor polysulfide toner and I primarily use this toner, but it
>still has the offensive odor and I wouldn't use it without adequate
>ventilation.
Received on Sat Dec 10 16:54:28 2005