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QA issues in radioisotope production for nuclear medicine

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LFMCong<br />

82701<br />

Sources of Radioisotopes<br />

Naturally Occurr<strong>in</strong>g<br />

– primordial (eg. Uranium-235, Potassium-40)<br />

– cosmic ray produced cont<strong>in</strong>uously (eg.<br />

Carbon-14, tritium)<br />

Man made<br />

– reactor produced with neutrons<br />

– accelerator produced with protons or other<br />

charged particles<br />

Brookhaven Science Associates<br />

U.S. Department of Energy

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