Radioisotope Ac-225
Half-Life/Daughter 9.920 days to francium-221
Chemical Form Solid actinium nitrate
Radionuclidic Purity 98%Ac-225;<2% Ra-225
Radioisotopic Purity 100% Ac-225
Production Route Decay of thorium-229
Processing Separated by ion exchange and solvent extraction
Primary Container Glass screw cap bottle in nonreturnable container
Availability Routinely available (weekly); order far in advance due to limited supply
Unit of Sale Millicuries
Other Information

Can also be supplied as a low-activity bismuth-213 generator

(Thorium-229 Decay Product)