Archived posting to the Leica Users Group, 2005/05/11

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Subject: [Leica] OT - RA4 Home Brew formulae
From: philippe.orlent at pandora.be (Philippe Orlent)
Date: Wed May 11 09:33:42 2005

I bookmarked this one. You never know.
Triple seven B&W developer is also waiting there for my retirement days.


> From: Steven Keirstead <keirst@fas.harvard.edu>
> Reply-To: Leica Users Group <lug@leica-users.org>
> Date: Wed, 11 May 2005 12:21:41 -0400
> To: <lug@leica-users.org>, <hexarRF@yahoogroups.com>
> Subject: [Leica] OT -  RA4 Home Brew formulae
> 
> Hi to those who are fellow color darkroom enthusiasts,
> 
> I added a couple new technical pages to my site. The first has
> formulae for RA4 roller transport compatible Developer and Blix. If
> you are tired of having commercial kits go bad in storage, or simply
> having a hard time getting kits because your local camera store has
> become a computer and peripheral shop, see:
> http://www.people.fas.harvard.edu/~keirst/technical.html
> 
> Also I have a second page for Jonas Palm's Room Temp RA4 developer
> from which I derived my formula. See:
> http://www.people.fas.harvard.edu/~keirst/technical-jp-dev.html for
> his original recipe. I have not actually tried it because I have a
> roller transport processor, and so I don't do any development at room
> temp.
> 
> Most of the chemicals are available from
> <http://www.artcraftchemicals.com/>Artcraft Chemicals. I get
> Etidronic acid, Diethylhydroxylamine and Triethanolamine from
> <http://www.sigmaaldrich.com/>Sigma-Aldrich Chemicals.
> -- 
> Steve Keirstead Photography, Website:
> http://www.people.fas.harvard.edu/~keirst/
> 
> Steven Keirstead Photography
> 148 Worcester St. #5
> Boston, MA 02118
> 
> Work Phone: (617) 495-2683 (Harvard University Biology Teaching labs)
> Home Phone: (617) 247-8164
>  
> _______________________________________________
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> 



In reply to: Message from keirst at fas.harvard.edu (Steven Keirstead) ([Leica] OT - RA4 Home Brew formulae)