I would ask what is the composition of the Enviro-Safe=AE fluid.

There is another article that discusses this topic, but using ionic  
liquids. The citation is:

Ionic liquids for liquid-in-glass thermometers.
H=E9ctor Rodr=EDguez, Margaret Williams, John S. Wilkes and Robin D. 
Rogers
Green Chem., 10(5)501(2008)

http://www.rsc.org/Publishing/Journals/GC/article.asp?doi=b800366a

Cheers!

George D. McCallion
Chemist III
Johnson Matthey Pharmaceutical Materials
Chemical Process Research & Development
2003 Nolte Drive
West Deptford, NJ 08066-1742
Voice: 856.384.7255
Fax: 856.384.7186
E-Mail: mccalgd**At_Symbol_Here**jmusa.com
************************************************************************ 

*********
On Feb 24, 2009, at 11:41 AM, Barbara Foster wrote:

> FYI to all:
>
> They work quite well.  I continue to be pleased with their  
> performance in our academic chemistry laboratories.
> I summarized our departmental mercury thermometer replacement  
> history in a paper that was published in the Journal of Chemical  
> Education in February 2005.
> Please contact me to request a reprint or if you wish to further  
> discuss this issue.
> Best regards,
> Barbara
>
>
>
> Barbara L. Foster, NRCC-CHO
> Certified Chemical Hygiene Officer
> Safety Director
> C. Eugene Bennett Department of Chemistry
> West Virginia University
> Room 217 Clark Hall, Prospect Street
> PO Box 6045
> Morgantown, WV 26506-6045
> Phone (304) 293-2729
> FAX   (304) 293-4904
> WORK SAFELY AND TEACH SAFETY
> http://chemistry.wvu.edu/people/safety_director
>
> >>> "Samuella B. Sigmann"  2/24/2009 9:35  
> AM >>>
> Does anyone have any info on how well these thermometers from VWR  
> work?  Also, how do they hold up in use?  Does the "Non-hazardous,  
> non-toxic, biodegradable liquid" separate in the column?
> Thanks in advance,
> Sammye
> -- 
> ********************************************************************** 

> *****************
> Don=92t always believe what you think.
>
> Samuella B. Sigmann, NRCC-CHO
> Lecturer/Safety Committee Chair
> A. R. Smith Department of Chemistry
> Appalachian State University
> 525 Rivers Street
> Boone, NC   28608
> Phone: 828 262 2755
> Fax: 828 262 6558
> Email: sigmannsb**At_Symbol_Here**appstate.edu

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