Magnesium-28

ISOTOPE ²⁸Mg
Half Life / Daughter	21.0 hours to aluminum-28
Major Radiation	Beta - 459 keV Gamma <= 1,342 keV
Form	Magnesium chloride in 0.1 M HCl
Activity	> 30 uCi/ug
Radiopurity	No gamma emitters detected ( < 0.5 percent)
PRODUCTION
Source	Spallation by 192 MeV protons in targets of encapsulated potassium chloride
Processing	Dissolution in water, magnesium recovery by precipitation and solvent extraction
DISTRIBUTION
Shipment	Crimp-seal bottle
Availability	Special order
Unit of Sale	Millicuries
Contact	Oak Ridge National Laboratory Isotope Business Office Call: (865) 574-6984 Fax: (865) 574-6986 email: isotopes@ornl.gov