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Re: Biological half-life



 21.77 yrs.
--

On Thu, 3 Aug 2000 10:10:35    Dan Burnfield wrote:
>Does anyone know the biological half-life of Ac-227?
>
>
>Dan Burnfield, CHP PE
>
>Defense Nuclear Facilities Safety Board
>625 Indiana Ave, NW Ste. 700
>Washington, DC  20004
>
>Tel:  202.694.7113
>Fax: 202.208.6518
>Email danb@dnfsb.gov
>                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 
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The RADSAFE Frequently Asked Questions list, archives and subscription
information can be accessed at http://www.ehs.uiuc.edu/~rad/radsafe.html