If the capsule does not leak, it is checked for contamination by smearing. If found free of ... Upon passing the 7-day check, the source is ready for shipment. ... Source Shielding The observed one-tenth value of Cs137 is 0.84 in. of lead.
|Title||:||Radio and Stable Isotopes|
|Author||:||Oak Ridge National Laboratory. Isotopes Development Center|