Calibration Sources

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Chris Kuethe edited this page Aug 20, 2023 · 2 revisions

Am-241

Source: ionization-type smoke detector

am241_26 am241_60

K-40

Source: sodium-free salt substitute

k40_1461

Th-232

Source: thoriated tungsten welding electrode

Thorium emits a wide range of high energy photons

th232 th232_338 th232_583 th232_911 th232_1588 th232_2614

Na-22

Source: industrial source

na22_511 na22_1275