Geiger Counter Check Source 1g Monazite (Thorium Ore), Radioactive Test Sample

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Radioactive Test Sample, Geiger Counter Check Source 1g Monazite (Thorium Ore) Puck<br>Condition is New<br>Shipped with USPS, wrapped in plastic and bubble wrap<br>Each puck contains at least 1000mg of powdered monazite (high grade thorium ore). Monazite contains 3.5-10% thorium dioxide and emits alpha particles and undergoes (beta and/or gamma decay).<br>This Item is not recommended for use with "dosimeters" that do not detect alpha particles as 74% of the activity in this specimen is in the form of alpha particles.<br>The container is approximately 29 by 14mm in size and is sealed closed to prevent accidents. If you need a quantity for other purposes, please send me a message.<br>This listing meets the requirements of NRC 10 CFR 40.22<br>It also meets U.S.P.S domestic shipping requirements for exempt limited quantities of class 7 materials according to --347.22 "are eligible under 49 CFR to be shipped as excepted packages for limited quantities" and --Exhibit 347.22 Activity Limits-- and also --173.435-- Table of A1 and A2 values<br>Geiger counter is not included<br>