[ RadSafe ] Sr-90 Question

Jose Julio Rozental joseroze at netvision.net.il
Wed Oct 17 11:41:22 CDT 2007

Go To http://www.stuarthunt.com/Downloads/RMSDS/Sr90.pdf

Jose Julio Rozental
joseroze at netvision.net.il

----- Original Message ----- 
From: "MCCORMICK, LUKE I" <luke.mccormick at dhs.gov>
To: <radsafe at radlab.nl>
Sent: Tuesday, October 16, 2007 4:11 PM
Subject: [ RadSafe ] Sr-90 Question

Can anyone tell me about how much Sr-90 I would need to get a reading of
0.5 mR/hr at 1 meter? I know that if you go by the rule of thumb (300
R/hr at 1 cm per mCi) you should need around 330 micro-Curies. Can
anyone tell me how close this estimate is?


Luke McCormick

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