Re: Do it yourself POP

I'll do the math and post the formula, thanks.
----- Original Message -----
From: "Liam Lawless" <liam.lawless@blueyonder.co.uk>
To: <alt-photo-process-l@sask.usask.ca>
Sent: Wednesday, September 22, 2004 8:25 PM
Subject: RE: Do it yourself POP

> Of course it's not copyright! My gift to the world! Good luck,
>
>
>
> Liam
>
> -----Original Message-----
> From: Martin Angerman [mailto:paleophoto@adelphia.net]
> Sent: 23 September 2004 04:02
> To: alt-photo-process-l@sask.usask.ca
> Subject: Re: Do it yourself POP
>
>
> Thank you
>
> I'll try it with the crystalline citrates. It's what's on the shelf
anyway.
> I can do the calculations for all forms of citrate in the VWR catalog and
> post them. Do I have permission to post the entire recipe, or is it under
> copyright? It's so confusing these days.
>
> As far as stability goes, I have unlimited access to desiccant packs.
They
> throw out about 6 x ~150 gram packs each day at work. I'll try to do some
> studies with and without desiccants over a week or two, in my copious free
> time (it's so hard to convey irony in e-mail).
>
> I plan on using crane's platinotype (cover).
>
> ----- Original Message -----
> From: "Liam Lawless" <liam.lawless@blueyonder.co.uk>
> To: <alt-photo-process-l@sask.usask.ca>
> Sent: Wednesday, September 22, 2004 12:45 PM
> Subject: RE: Do it yourself POP
>
>
> > Martin,
> >
> > Sorry for the delay. The citrate and citric that I used are both
hydrated
> > (i.e. crystalline), so I suppose the citric acid is monohydrate and the
> > sodium citrate dihydrate. Coated paper should be OK in the dark for a
few
> > days. No further developments since I wrote the article, but maybe
you'll
> > find something! Good luck.
> >
> >
>
>
Received on Wed Sep 22 22:26:01 2004