[Darkroom] Hello and looking for liquid bromine

Christian Rice clrice at gmail.com
Wed Jun 29 20:24:18 PDT 2011


Thanks, David.  It's not daguerreotypy, but there's plenty of good reasons these photographic processes took over.  It's good info, I'm always happy to learn more.  Thanks for the link.


--christian

On Jun 29, 2011, at 17:43, david pan <kaptures at gmail.com> wrote:

> duh, ooops.  n00b error.
> 
> Kimberly Austin
> 
> 
> 
> On Wed, Jun 29, 2011 at 5:42 PM, david pan <kaptures at gmail.com> wrote:
> I really can't recall the photographer I am thinking of.  It might be Kimberly Austin, she mixes all her own emulsions by hand (for van dyke, cyanotype, gum bichromate)...  I just don't think it was her that I had met a few years ago.
> 
> I also thought of the photo center in the east bay, is it Hayward?  IIRC, they do a lot of teaching there and had previously focused on film/darkroom & alt-process developing.  I think it is in a community center or some similar site.
> 
> Well, without wanting to be an imposition here, I will wish you well on your endeavors.
> 
> Cheers.
> 
> 
> 
> 
> On Wed, Jun 29, 2011 at 5:11 PM, Kelly <hurtstotouchfire at gmail.com> wrote:
> Hey Ben, I was actually going to ping you about this anyway.
> 
> Maybe it's not a good way to go for bromine in particular, but any
> idea if we can use our non-profit status to get better chem sources? I
> know we've discussed institutional suppliers in the past.
> 
> -Kelly
> 
> On Wed, Jun 29, 2011 at 07:07, Ben Rupert <meowdip at gmail.com> wrote:
> > I might have some liquid bromine, I'll check and get back to the list.
> > Also I didn't watch the video on electrolytic bromine generation, but I
> > have a power supply made for electroplating metals which should work for
> > oxidizing Br- to Br2.
> >
> > Ben
> >
> > On 06/29/2011 02:03 AM, david pan wrote:
> >> Hi,
> >>
> >> I have no experience with these things myself.  I tend to work with
> >> safer, more 'boring' soup ingredients (wine, coffee, tea, etc) as my
> >> film developers.
> >>
> >> You may want to try asking in the photo department at CCSF.  They have
> >> some very capable faculty.  I also seem to remember a professional
> >> photographer in the east bay who did a lot of Van  Dyke brown and
> >> cyanotype and other homemade process photography.  I can't remember, I'd
> >> only met her once or twice.  I think she lives in Orinda or Berkeley for
> >> some reason. I don't recall if she did dagguerotype too.  If I can find
> >> her name, I'll let you know.
> >>
> >> Dunno if this helps at all.  Cheers.
> >>
> >> David
> >>
> >> --------------------------------------------
> >>
> >> On Wed, Jun 29, 2011 at 1:47 AM, Christian Rice <clrice at gmail.com
> >> <mailto:clrice at gmail.com>> wrote:
> >>
> >>     Another aspect of this procedure that seems like it wouldn't work
> >>     for me is I don't want bromine water--I want to drip some liquid
> >>     bromine onto a bed of silica gel crystals.  The moisture from
> >>     bromine water is not good for my fuming process.
> >>
> >>     I think distillation might be the answer to that (as if I'd know);
> >>     but it's a lot easier to talk about than for me to accomplish.
> >>     Isolating bromine is not something one wants to mess up with...
> >>
> >>     You seem to be confident with chemistry...where does that come from,
> >>     if I may ask?
> >>
> >>     Ok, I'm going cross eyed, thanks for the late night responses, I'll
> >>     continue research when the sun rises.
> >>
> >>     --christian
> >>
> >>     On Jun 29, 2011, at 1:25, Jasmine Strong <jasmine at electronpusher.org
> >>     <mailto:jasmine at electronpusher.org>> wrote:
> >>
> >>     > ... yeah, he should have used chlorine bleach in place of hydrogen
> >>     peroxide.  It would have worked then.
> >>     >
> >>     > -J.
> >>     >
> >>     > On 29 Jun 2011, at 01:20, Christian Rice wrote:
> >>     >
> >>     >> Hmm, I watched that video, the procedure fails to isolate bromine...
> >>     >>
> >>     >> Back to the drawing board for me...
> >>     >>
> >>     >>
> >>     >> --christian
> >>     >>
> >>     >> On Jun 29, 2011, at 0:48, Jasmine Strong
> >>     <jasmine at electronpusher.org <mailto:jasmine at electronpusher.org>> wrote:
> >>     >>
> >>     >>>
> >>     >>> On 29 Jun 2011, at 00:43, Jasmine Strong wrote:
> >>     >>>
> >>     >>>> On 29 Jun 2011, at 00:39, Christian Rice wrote:
> >>     >>>>
> >>     >>>>>
> >>     >>>>> Hi there.  I'm working with the mercury daguerreotype process
> >>     and I'm in need of some Br2, the purer, the better, >99.x%.  Water
> >>     sanitizing stuff (pool/spa tablets and powders) won't do.
> >>     >>>>
> >>     >>>> You can make some by electrolyzing bromine solution sold for
> >>     pool/spa use.  In the quantities you need it's certainly not worth
> >>     the expense of going through the hazmat training you'd need to have
> >>     a commercial vendor sell you the stuff.
> >>     >>>
> >>     >>> http://www.youtube.com/watch?v=b9zB6_-vzSM
> >>     >>>
> >>     >>> Here's a process for extracting the stuff.
> >>     >>>
> >>     >>> -J.
> >>     >
> >>     _______________________________________________
> >>     Darkroom mailing list
> >>     Darkroom at lists.noisebridge.net <mailto:Darkroom at lists.noisebridge.net>
> >>     https://www.noisebridge.net/mailman/listinfo/darkroom
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> Darkroom mailing list
> >> Darkroom at lists.noisebridge.net
> >> https://www.noisebridge.net/mailman/listinfo/darkroom
> >
> > _______________________________________________
> > Darkroom mailing list
> > Darkroom at lists.noisebridge.net
> > https://www.noisebridge.net/mailman/listinfo/darkroom
> >
> _______________________________________________
> Darkroom mailing list
> Darkroom at lists.noisebridge.net
> https://www.noisebridge.net/mailman/listinfo/darkroom
> 
> 
> _______________________________________________
> Darkroom mailing list
> Darkroom at lists.noisebridge.net
> https://www.noisebridge.net/mailman/listinfo/darkroom
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.noisebridge.net/pipermail/darkroom/attachments/20110629/dec99f22/attachment-0001.htm 


More information about the Darkroom mailing list