Re: Dumb question about Van dyke toning

Hi Gerry,
I hope it all comes out well with you- keep us posted.
I still have questions 30 years later!
What we need is a chemist to explain it all...
Susan
www.susanhuber.com
----- Original Message -----
From: "Gerry Giliberti" <GGiliberti@controlotron.com>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Wednesday, April 06, 2005 5:58 AM
Subject: RE: Dumb question about Van dyke toning

> Thanks Susan. The reason I asked about the procedure was that Lois
includes
> a citric acid clearing bath that I don't use. I have been using the
standard
> procedure you listed.
>
> Gerry G
>
> -----Original Message-----
> From: Susan Huber [mailto:shuber@ssisland.com]
> Sent: Tuesday, April 05, 2005 8:23 AM
> To: alt-photo-process-l@sask.usask.ca
> Subject: Re: Dumb question about Van dyke toning
>
>
> Hi Gerry <
> Yes- you wash the POP in water until the silvernitrate is washed off
(water
> is less cloudy), then tone in gold toner, then rinse, then fix, then wash
> (holding tank) until ge enough to put into the print washer.
> Susan
> www.susanhuber.com
> ----- Original Message -----
> From: "Gerry Giliberti" <GGiliberti@controlotron.com>
> To: <alt-photo-process-l@sask.usask.ca>
> Sent: Monday, April 04, 2005 6:15 AM
> Subject: RE: Dumb question about Van dyke toning
>
>
> > Can you use this procedure for printing out paper as well?
> >
> > Gerry G
> >
> > -----Original Message-----
> > From: Loris Medici [mailto:loris_medici@mynet.com]
> > Sent: Sunday, April 03, 2005 3:08 PM
> > To: alt-photo-process-l@sask.usask.ca
> > Subject: RE: Dumb question about Van dyke toning
> >
> >
> > My procedure with gold toning is wash (developing), clear (in citric
> acid),
> > and then tone (in gold toner) and then fix. Toning with gold before
fixing
> > cures the bleaching in fixer (because gold toned silver doesn't bleach).
> > Same applies to palladium or platinum toning AFAIK. But if you tone with
> > Selenium, then you should do it after fixing because it may stain the
> print.
> > I never heard of fixing after gold or pt/pd toning.
> >
> > Regards,
> > Loris.
> >
> > -----Original Message-----
> > From: nwlorax [mailto:nwlorax@comcast.net]
> > Sent: 03 Nisan 2005 Pazar 21:48
> > To: alt-photo-process-l@sask.usask.ca
> > Subject: Dumb question about Van dyke toning
> >
> > All:
> >
> > I'm reentering the exciting world of post-factory photography this
> > month, and had a question about van dyke toning.
> >
> > If I understand it correctly, one tones the print after rinsing in an
> > acidic (?) water bath, then uses an acidic bath with a noble metal for
> > a number of minutes, then fixes the print and rinses it.
> >
> > Why the fixing step? If palladium platinum or gold have replaced the
> > silver, is there a need to fix the print? Has anyone done tests on
> > this?
> >
> > Thank you
> >
> > Gordon Cooper
> >
> >
>
Received on Thu Apr 7 05:57:58 2005