[alt-photo] Re: Alt-photo-process-list Digest, Vol 153, Issue 1

[Marek Matusz]

Congratulation Chris,

there is no need to print gum anymore, I am sure there is an app for it

Marek
 
> From: zphoto at montana.net
> To: alt-photo-process-list at lists.altphotolist.org
> Date: Tue, 18 May 2010 14:09:25 -0400
> Subject: [alt-photo] Re: Alt-photo-process-list Digest, Vol 153, Issue 1
> 
> (testing iPhone...)
> I used to always use am citrate until experiencing pot ox and much 
> prefer it. I tested am citrate heated and it too was warmer, tho not 
> as warm as pot ox, so heat is another factor to consider.
> Chris
> 
> Sent from my iPhone
> 
> On May 18, 2010, at 1:55 PM, "BOB KISS" <bobkiss at caribsurf.com> wrote:
> 
> > DEAR MAREK,
> > I also found that, all other variables the same (paper, temp, neg,
> > etc., etc.), pt/pd prints developed in sodium citrate required more 
> > exposure
> > than prints developed in Pot Ox. And, at a dev temp of 100F (38C) I 
> > LOVE
> > the color of COT 320 in Pot Ox.
> > CHEERS!
> > BOB
> >
> > -----Original Message-----
> > From: alt-photo-process-list-bounces at lists.altphotolist.org
> > [mailto:alt-photo-process-list-bounces at lists.altphotolist.org] On 
> > Behalf Of
> > Marek Matusz
> > Sent: Tuesday, May 18, 2010 1:29 PM
> > To: alt photo
> > Subject: [alt-photo] Re: Alt-photo-process-list Digest, Vol 153, 
> > Issue 1
> >
> >
> > DOn,
> >
> > Thanks for the post. If I can read you post correcty there might be 
> > some
> > differences in the final colour image, although I find that humidity 
> > has
> > perhaps a strongest influence.
> >
> > Can the citrate developer be replenished like traditional POTA 
> > developr?
> > One advantage might be that citric acid is easily accessible and 
> > cheap.
> >
> > Marek
> >> From: donsbryant at gmail.com
> >> To: alt-photo-process-list at lists.altphotolist.org
> >> Date: Tue, 18 May 2010 08:11:00 -0400
> >> Subject: [alt-photo] Re: Alt-photo-process-list Digest, Vol 153, 
> >> Issue 1
> >>
> >> Hello Marek,
> >>
> >>>
> >> Are there any benefits/differences for the citrate developer vs.
> > traditional
> >> potassium oxalate for palladium printing?
> >>>
> >>
> >> Sorry to take so long to answer your question (assuming it was 
> >> directed to
> >> me vs the general list) I receive the list posting in daily digest 
> >> format
> > so
> >> I'm not too interactive, but the primary difference amongst different
> >> developers is the final color palladium prints will have. Generally
> > speaking
> >> warm potassium oxalate creates much warmer toned prints than sodium
> > citrate
> >> and ammonium citrate shift to a warm-neutral tone. But the type of
> > palladium
> >> salt and ferric oxalate used also affects the color too.
> >>
> >> Did that help?
> >>
> >> Don Bryant
> >>
> >>
> >>
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