Themes > Science > Physics > Atomic Physics > Atomic Theory & Ions & Isotopes > Radioisotopes Produced at Los Alamos > Hafnium-172

Half Life

1.87 years by electron capture to lutetium-172

Major Radiation

Gamma 125.8 keV; Lu-172 daughter activity

Form

Hafnium (IV) in 1 M HCl
Activity
Concentration:
> 1.0 mCi/ml
Theoretical Sp. Act: 1,123 Ci/g Hf

Chemcial Impurities

< 1,000 parts per million

Radiopurity

> 99% excluding other Hf isotopes

Source

Spallation by protons in natural tantalum targets at the IPF station

Processing

Dissolution, extraction and ion exchange

Assay Methods

Gamma assay

Availability

In stock

Units of Sale

Millicuries of hafnium-172

Company Name

Los Alamos National Laboratory
Contact Person
Isotope Sales
505-667-4675
isotopes@lanl.gov


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