Re: chemigrams (again?)

Thiocyanate is actually a fixing agent (silver halide solvent)...
Regarding the acetate-buffered thiocyanate solution, it might be related to
the risk of releasing cyanide when thiocyanate is brought in contact with
acids.

Martin

----- Original Message -----
From: "Martin Angerman" <paleophoto@adelphia.net>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Thursday, September 23, 2004 6:41 AM
Subject: Re: chemigrams (again?)

> Won't work
>
> Hypo is thiosulphate. Thiocyanate is used in bleaches and toner baths.
>
> Acetate is used in mildly acidic buffers, typically 4.5-5.5.
>
> Sorry
>
> Martin
> ----- Original Message -----
> From: "Kris Erickson" <kris@eq-photo.com>
> To: <alt-photo-process-l@sask.usask.ca>
> Sent: Wednesday, September 22, 2004 8:21 PM
> Subject: chemigrams (again?)
>
>
> > Hey all--
> > I'm just wondering if anyone happens to know offhand what the content of
> > Ektamatic S30 Stabilizer is? The closest Google could tell me is that
> > it's a 'acetate-buffered thiocyanate solution'. Does this mean I can
> > just throw some sodium acetate and some hypo and water together? And if
> > so, in what combination? Or is it more complicated than that?
> >
> > many thanks,
> > k
> >
Received on Fri Sep 24 00:34:35 2004