Arsenic-73

ISOTOPE ⁷³As
Half Life / Daughter	80.3 days to germanium-73
Major Radiation	Gamma - 53.4 keV
Form	Arsenic (V) in 0.1 M HCl
Activity	> 1 mCi/ml (concentration)
Radiopurity	> 99% (exclusive of As-74)
PRODUCTION
Source	Spallation by proton in rubidium chloride targets
Processing	Dissolution and distillation
DISTRIBUTION
Shipment	Crimp-seal glass vials
Availability	Stock
Unit of Sale	Millicuries
Note: Quantity discounts may be available. Call for current discounted price.
Contact	Oak Ridge National Laboratory Isotope Business Office Call: (865) 574-6984 Fax: (865) 574-6986 email: isotopes@ornl.gov