Actually, water vapor from air (especially in very humid climates) can and
do contaminate xylenes.  while this isn't a great deal of water, if you're
working with things (i.e. methyl methacrylate) that are very sensitive to
any residual moisture, it can be a big deal.  

just another thought  *VBG*

connie mcmanus



At 04:27 PM 05/24/2000 +1300, a i d a n   s c h u r r wrote:
>Hmmm....
>
>Surely the usual "contamination" is alcohol or wax, not water?  The  only
>effective way to remove these seems to be distillation.
>
>Just a thought
>Aidan
>
>> I just read an article about using sodium aluminosilicate beads in xylene.
>> These beads are supposed to remove water from the xylene so that you can
use
>> your xylene "indefinitely."  These beads are listed as being available from
>> Universal Oil Products in Des Plaines, IL.  Has anyone ever tried these
>> beads?  Does anyone have phone number for this company?  Thanks in advance.
>> 
>> Laurie Colbert
>> Providence Saint Joseph Medical Center
>> Burbank, CA
>> 
>> 
>> 
>
>
>
>___________________________________________________
>shin: device for finding furniture in the dark...
>___________________________________________________
>a i d a n   c   s c h u r r 
>     mlso,  histology department
>      hutt valley health
>       lower hutt, new zealand
>     ph.  ++64 4 5709173
>     fax  ++64 4 5709214
>___________________________________________________
>
>
>
Connie McManus
Veterinary Diagnostics Lab
Utah State University
Logan, UT
USA