[Darkroom] Hello and looking for liquid bromine

Tue Jul 19 01:39:41 UTC 2011

Yeah, handoffs are fine, but don't leave that there, Christian. It's
fine for a few weeks if you're doing a project, but it's not a good
idea to keep dangerous shit that shouldn't be used by just anyone in a
communal darkroom that can be used by just anyone.

-Kelly

On Mon, Jul 18, 2011 at 10:49, Ben Rupert <meowdip at gmail.com> wrote:
> Christian, I only left a few mL of bromine in the darkroom.  You are welcome
> to take it if you want.  I'm not too concerned with leaving bromine or
> mercury there myself, but if other people are then I think we should store
> them somewhere else and bring them to the space only when they are being
> used.
> Ben
>
> On Fri, Jul 15, 2011 at 3:35 PM, Christian Rice <clrice at gmail.com> wrote:
>>
>> Hi, Ben.
>>
>> Kelly is concerned that toxic chemicals not be stored long-term at
>> Noisebridge.  I wasn't sure if it was your intention for me to take that
>> bromine home, or to leave it at Noisebridge, or what.  I've not actually
>> been able to get by there to see how much you left in the darkroom.
>>
>> I just wanted to check with you before I did something against your
>> original intent...
>>
>> --christian
>>
>> On Thu, Jul 14, 2011 at 6:35 PM, Ben Rupert <meowdip at gmail.com> wrote:
>>>
>>> Hey everyone, sorry I disappeared recently.  Been a rough couple weeks.
>>>  Hopefully I can get back to this soon, I haven't forgotten about it.  I
>>> see that there are some chemicals on the wiki, it's a good start and we
>>> should be able to order everything people have asked for.  We can add
>>> more as well or go with what's there.
>>>  Also Christian, I believe that you offered to do a Daguerreotype demo
>>> sometime this fall.  I would be quite interested.
>>>
>>> Ben
>>>
>>> On 07/06/2011 01:27 PM, Kelly wrote:
>>> > Your wishlist goes here:
>>> > https://www.noisebridge.net/wiki/Darkroom/Chemical_Purchasing
>>> >
>>> > Everyone who wants to order chems should add some so that Ben can
>>> > assemble a reasonable first shopping list. We need to also have
>>> > "educational" uses for them.
>>> >
>>> > -Kelly
>>> >
>>> > On Wed, Jul 6, 2011 at 11:49, Ben Rupert <meowdip at gmail.com> wrote:
>>> >> I did make it to Noisebridge and the bromine is on the shelf with
>>> >> other
>>> >> chemicals above the developing table/sink.  I'm on my phone now so
>>> >> don't
>>> >> want to type a lot but will respond to the other questions and
>>> >> comments
>>> >> tonight.
>>> >>
>>> >> Ben
>>> >>
>>> >> On Jul 6, 2011 11:45 AM, "Christian Rice" <clrice at gmail.com> wrote:
>>> >>> Ben, a few questions for you:
>>> >>>
>>> >>> - Is there anything you need from me to facilitate the opening of an
>>> >>> account, any initial order requirement? If so, I will supply $$ for
>>> >>> some
>>> >>> sturdy containment vessels and more bromine.
>>> >>>
>>> >>> - did you happen to make it by Noisebridge on Tuesday?
>>> >>>
>>> >>> - chemical ordering: when I look at liquid bromine, the published qty
>>> >>> measurement tends to vacillate between mg and ml. There tends to be
>>> >>> 99.5%
>>> >>> ACS (mg), 99.8% (mg) and 99.998% (metals basis, ml). The pricing and
>>> >>> packaging of the lower two (looking at Alfa's website) vary oddly,
>>> >>> and it
>>> >>> seems the middle ground is the best price point (item #00905, 250mg
>>> >>> or
>>> >>> 1kg),
>>> >>> by far. Can you shed any light on what's going on?
>>> >>>
>>> >>> - what kind of cap would you recommend on a glass bottle of this
>>> >>> stuff--PTFE, teflon-lined, or something else?
>>> >>>
>>> >>> Sorry to pester, my particular needs may not fall entirely in line
>>> >>> with
>>> >>> the
>>> >>> normal darkroom activities. But then again, it would be my pleasure
>>> >>> to do
>>> >>> a
>>> >>> Daguerreotype demonstration at Noisebridge in the fall, if there was
>>> >>> interest. It might go well coupled with other chemistry demos, as so
>>> >>> much
>>> >>> of the process deals with basic elements (copper, silver, gold,
>>> >>> iodine,
>>> >>> bromine, mercury). In fact, it would be really awesome to have a
>>> >>> chemist's
>>> >>> commentary to augment my largely practical understanding of the
>>> >>> process.
>>> >>> Could make a neat educational video...
>>> >>>
>>> >>> By the way, I do have a fairly large amount of Hg--maybe more than
>>> >>> I'll
>>> >>> use
>>> >>> in my lifetime. The longer I've had my feelers out for such
>>> >>> chemicals, the
>>> >>> more people come out of the woodwork with their old carburetor sync
>>> >>> kits
>>> >>> they want to get rid of. One guy gave me a couple pounds in a single
>>> >>> jar...
>>> >>>
>>> >>> On Fri, Jul 1, 2011 at 5:19 PM, Ben Rupert <meowdip at gmail.com> wrote:
>>> >>>
>>> >>>> Hit reply rather than reply all, see below:
>>> >>>>
>>> >>>> On 07/01/2011 05:09 PM, Ben Rupert wrote:
>>> >>>>> I'll be over to noisebridge during the day on Tuesday. I'll bring
>>> >>>>> the
>>> >>>>> bromine then and leave it in the darkroom and well labelled. I'm
>>> >>>>> not
>>> >>>>> sure if we would have to have some sort of paperwork that we don't
>>> >>>>> have
>>> >>>>> to buy the mercury when we do want more, but I think everything
>>> >>>>> else
>>> >>>>> would be fine.
>>> >>>>> As for web pages to look through for chemicals, try these:
>>> >>>>> http://www.sigmaaldrich.com/united-states.html
>>> >>>>> http://www.fishersci.com/ecomm/servlet/home?storeId=10652
>>> >>>>> http://www.alfa-chemcat.com/en/gh100w.pgm
>>> >>>>> http://www.acros.com/
>>> >>>>>
>>> >>>>> I'm not going to try to set up accounts at all of these places, but
>>> >>>>> let's get together some lists of things we want and then figure out
>>> >>>>> one
>>> >>>>> or two to order from.
>>> >>>>>
>>> >>>>> Ben
>>> >>>>>
>>> >>>>> PS. we will probably need some paperwork proving we are an
>>> >>>>> educational
>>> >>>>> non-profit. This exists, correct?
>>> >>>> _______________________________________________
>>> >>>> Darkroom mailing list
>>> >>>> Darkroom at lists.noisebridge.net
>>> >>>> https://www.noisebridge.net/mailman/listinfo/darkroom
>>> >>>>
>>> >>
>>> >> _______________________________________________
>>> >> Darkroom mailing list
>>> >> Darkroom at lists.noisebridge.net
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>>> >>
>>> >>
>>> >
>>>
>>
>
>
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