RE: Sm153

[Chris Alston <alstonc@odrge.odr.georgetown.edu>]

Also, for relatively short half-lived nuclides, one can save one's self
some time and hassle simply by waiting twenty half-lives, until
surveillance-for-release. Of course, you might not want to be accountable
for a vial of, e.g., Sr-89 for 2.77 y.

cja
alstonc@odrge.odr.georgetown.edu


At 07:39 PM 1/20/00 -0600, you wrote:
>
>I have just collected a multipeak spectrum from a fraction of a Sm153 dose
>which was delivered about 6 months ago for a patient who cancelled. (NB from
>an Autralian supplier of Sm153.) I have not yet correlated the observed
>peaks with Eu 154 but the dose rate on the exterior of the vial is about the
>order of 30uSv/hr - six months after the 6 GBq of Sm153 was delivered. 
>
>Regards
>
>Martin Carolan
>Senior Physicist
>Department of Nuclear Medicine
>Wollongong Hospital
>Wollongong NSW 2500
>AUSTRALIA
>email carolanm@iahs.nsw.gov.au <mailto:carolanm@iahs.nsw.gov.au> 
>phone 61 2 4222 5224
>fax 61 2 4222 5238
>internal page # 252.
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