[Ifeffit] Pellet sample preparation

Richard Mayes rtmayes at gmail.com
Wed Aug 19 15:01:57 CDT 2009


Dominik,

Boron nitride has been used as a diluent.

You might check Polymer Source (www.polymersource.com) for the polyethylene
you're looking for, however they seem to be quite expensive.  ChemPlex (
www.chemplex.com) also has binders and specializes in products for XRF
analysis.

HTH,
-Richard

On Wed, Aug 19, 2009 at 2:27 PM, Dominik Samuelis <d.samuelis at fkf.mpg.de>wrote:

> Dear list,
>
> for many years, I have used  "Merck Uvasol Polyethylene for
> spectroscopy" PE powder as a diluent and binder for pressing
> self-supporting pellets especially of air-sensitive substances. When I
> today wanted to order a new bottle, I had to learn that it's not
> available anymore (actually, since 2002... :-)).
>
> Does anyone of you know about any other supplier of spectroscopy-grade
> polyethylene powder? And more general, which binder/diluent do you use
> for preparing pellets of sensitive substances ?
>
> Best regards,
> Dominik
>
>
> --
> Dr. Dominik Samuelis
> d.samuelis at fkf.mpg.de
> Max-Planck-Institut für Festkörperforschung
> Max Planck Institute for Solid State Research
> Heisenbergstr. 1
> 70569 Stuttgart
> Germany
> Phone +49-711-689-1769
> Fax   +49-711-689-1722
> Web   http://www.fkf.mpg.de/maier/
>
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