Selenium-72

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ISOTOPE    72Se
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Half Life / Daughter8.5 days to arsenic-72
Major RadiationGamma: 46.0 keV
FormSelenium (IV) in 0.5-5.0 M HCl
Activity1 mCi/mL (concentration)
Radiopurity>95%
PRODUCTION
SourceSpallation by protons on arsenic
ProcessingDissolution, precipitation, filtration, re-dissolution
DISTRIBUTION
ShipmentCrimp-seal glass vials
AvailabilitySpecial order
Unit of SaleMillicuries
ContactOak Ridge National Laboratory
National Isotope Development Center
Call: (865) 574-6984
Fax: (865) 574-6986
email: contact@isotopes.gov

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