Re: Environmental Sr-90 in Urine

["Franz Schoenhofer" <schoenho@via.at>]

Schoenhofer
Habichergasse 31/7
A-1160 Wien
AUSTRIA
Tel./Fax: +43-1-4955308
Mobiltel.: +43-664-3380333
e-mail: schoenho@via.at

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> Von: Eugene H Carbaugh <eh_carbaugh@ccmail.pnl.gov>
> An: Multiple recipients of list <radsafe@romulus.ehs.uiuc.edu>
> Betreff: Environmental Sr-90 in Urine
> Datum: Montag, 11. August 1997 19:45
> 
>      
>      Has anyone looked at Sr-90 levels in urine that might be
attributable 
>      to worldwide fallout or other such environmental sources?  My
cursory 
>      review of NCRP, ICRP and recent HP issues did not identify any such 
>      levels.  
>      
>      We have noticed a nominal 0.3 dpm (5 mBq) bias in our blank urine  
>      (real urine from unexposed people), compared to our lab which is 
>      reporting a reagent blank value (artifical urine) about an order of 
>      magnitude lower.
>      
>      
>      Thanks,
>      
>      Gene Carbaugh
>      Pacific Northwest National Laboratory
>      eh_carbaugh@pnl.gov

Gene,

I found this message, when I tried to clean up my hard disc. I have not
sent any data, though I promised to look up whether I could find some,
because I did not find any data which could be reliably attributed to
background data - they were from occupationally exposed persons only. Sorry
for that.

Franz