[ RadSafe ] C h e m o t o x i c i t y of thorium?

[paul charp]

check out http://www.atsdr.cdc.gov/toxprofiles/tp147.html as this 
document reviews the chemical aspects of Th. although it was published 
in 1990, it still is pretty good

pcharp

Baratta, Edmond J wrote:
>  Franz:
>
> There was a Conference on the "Distribution, Retention, and Late Effects of
> Thorium Dioxide" that was published in the ANNALS OF THE NEW YORK ACADEMY OF
> SCIENCES, Volume 145, Art. 3 Pages 523-858, (December 1967)that address
> this.
>
>
> Edmond J. Baratta
> Radiation Safety Officer
> Tel. No. 781-729-5700 x 728
> Fax:  781-729-3593
> edmond.baratta at fda.gov
>
> -----Original Message-----
> From: radsafe-bounces at radlab.nl [mailto:radsafe-bounces at radlab.nl] On Behalf
> Of franz.schoenhofer at chello.at
> Sent: Friday, June 09, 2006 10:35 AM
> To: radsafe at radlab.nl
> Subject: [ RadSafe ] C h e m o t o x i c i t y of thorium?
>
> Dear RADSAFErs,
>
> I stay now for a few months in Poland, working on a project on NORM in
> drinking water. Because of numerous discussions inspired by the fact that
> the European Union set only a radiation specific limit for radionuclides
> including "uranium", though uranium is far more chemotoxic than radiotoxic I
> wonder, how the situation is with thorium. I have not found anything useful
> about chemotoxicity of thorium in comparison of its (high) radiotoxicity.
> Any information, any links available?
>
> Best regards,
>
> Franz
>
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