Re: Source of regs/policy on decay in storage

[Steve Frey <sfreyohp@SLAC.Stanford.EDU>]

Stephen -

Try 10CFR35.92.

Steve

At 03:09 PM 4/18/00 -0500, you wrote:
>Does anyone know the source of the often used limit for decay and storage of 
>radioactive materials not exceeding a half life of 65 days?  Licensees are 
>having a difficult time in getting rid of old cobalt 57 dose calibrator 
>reference sources if the manufacturer will not take them back in exchange by 
>new sources.  One choice being used is to hold these sources for "storage 
>only" until they have reached exempt limits.  Any suggestions?
>
>
>
>Thanks in advance,
>
>Stephen A. Doerfler
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******************************************************
Steve Frey, Head
Operational Health Physics (OHP) Department
Stanford Linear Accelerator Center (SLAC)
Phone:(650) 926-3839 (office),
      (650) 926-3030 (fax),
E-mail address: sfreyohp@SLAC.Stanford.EDU
Any thoughts expressed here are not meant 
to speak for SLAC or any other party in any 
capacity unless so stated.
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