The classic range of school radioactive sources. Each source is enclosed in foil and mounted within an open ended metallic holder. The sources are supplied in a lead 'castle' which is enclosed in clearly labelled MDF box.
Sources available:
Strontium 90 - 5µCi Beta Radiation Source
Cobalt 60 - 5µCi Gamma Radiation Source
Americium 241 - 5µCi Alpha & Gamma Source
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