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Pb-210 Source Needle

Replacement source of Pb-210 for use with the Diffusion Cloud Chambers (SE-7940, SE-7943, SE-7944A).

SKU: SE-7945 Category: Tags: ,

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Needle source is used to generate a point source of radiation inside cloud chambers for demonstrating alpha and beta radiation tracks. A replacement part for Diffusion Cloud Chambers (SE-7943, SE-7944A).

The source is constructed by depositing a small quantity of radioactive isotope onto the eye of a standard sewing needle which is mounted on a test tube stopper for insertion into the cloud chamber. The needle and stopper are placed into a test tube for protection during shipping and storage.

The source is USNRC License Exempt (US only).  Outside the US, consult local laws and regulations.