Re: Liquid Helium Shortage
Michael Strain (strain@mango.uoregon.edu)
Mon, 23 Jul 2001 22:59:12 -0700
On Mon, 23 Jul 2001, Woody Conover wrote:
> Hello All,
>
> Our Liquid Helium distributor has put us on 70% rationing when we
> order liquid helium. Since we don't order extra liquid helium each
> time and the magnets don't have a dial which adjusts the liquid helium
> boil-off to 70%, this is of some concern to us.
>
> Last year we had a similar rationing of liquid helium, but as I
> recall, this was due to a major fire at one of the few liquid helium
> manufacturers in the United States. It was supposed to be a one time
> thing and not happen again, at least not every summer.
>
> So my question to the group is are you also on liquid helium rationing
> or is it time for us to change liquid helium vendors?
>
> woody@acornnmr.com
>
Hmm, maybe this explains why all of our recent liquid helium orders have
been short in recent months.... typically about 75-85 liters instead of
the 100 that we order. Our supplier is Air Products who have a plant in
Renton, WA, I believe.
--Mike
-----------------------------------------------------------------------
Michael Strain strain@mango.uoregon.edu
Institute of Molecular Biology desk/voice-mail: 541-346-4605
& Department of Chemistry FAX: 541-346-5891
University of Oregon, Eugene, OR 97403
-----------------------------------------------------------------------