[Histonet] a much easier chemistry question

[Bonnie Whitaker]

How about just dying the whole garment?  Or doing a "tie-dye".

Bonnie Whitaker


-----Original Message-----
From: histonet-bounces <@t> lists.utsouthwestern.edu
[mailto:histonet-bounces <@t> lists.utsouthwestern.edu] On Behalf Of A. Erickson
Sent: Thursday, November 04, 2004 4:21 PM
To: Geoff McAuliffe
Cc: Histonet <@t> lists.utsouthwestern.edu; Jack England
Subject: Re: [Histonet] a much easier chemistry question


  scissors, or a patch of the HistoNet Logo?  andra

On Thu, 4 Nov 2004, Geoff McAuliffe wrote:

> Soap and water?
>
> Geoff
>
> Jack England wrote:
>
>> Aloha all,
>> 
>> Here's a much more fun chemistry question for anyone that wants to 
>> bite:
>> what is the best method to remove trypan/evans blue from cotton fabric? 
>> One of my colleagues got some on her pants the other day and asked what
the 
>> best way to get it out was.  I did not know, so I put some on cotton
gauze, 
>> and tried:
>> 
>> --acid alcohol...faded the stain a little, but didn't get rid of it 
>> --DI water...no change --absolute ethanol...no change
>> --xylene...no change
>> --ethanol/non-ionic detergent/DI water rinse...no change
>> --citrus oil clearant...no change
>> 
>> Given that her fabric is tan (and thus not white, and thus likely not
>> bleach-able), can anyone out there in histo-land suggest a way of 
>> de-staining trypan-blue-stained fabric? I've been wondering about this
for 
>> a while now and figured I'd pass it around.
>> 
>> --Many thanks and aloha to all,
>> Jack England
>> Tissue Genesis, Inc.
>> http://www.tissuegenesis.com
>> 
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>
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> Neuroscience and Cell Biology
> Robert Wood Johnson Medical School
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