unsealed radioactive source

unsealed radioactive source

A generic term for either a
(1) diagnostic radiopharmaceutical (e.g., Tc99m), which has a very short physical half-life and is administered intravenously; or
(2) therapeutic radionuclide (e.g., P32, Sr89, Sr/Y90, I131), which has a half-life of days to weeks, administered intravenously or injected as a liquid in a body cavity.
References in periodicals archive ?
Tenders are invited for Provision of Regulatory Radiation Protection Services for X-ray Generators and Laboratories Using Unsealed Radioactive Sources
Lot 1: Radiation Protection Regulatory Tests for X-ray Generators and Laboratories Using Unsealed Radioactive Sources
The Radiation Protection Board (RPB) regulates such activities in Kenya, including those with sealed and unsealed radioactive sources as well as X-ray and other radiation-emitting devices.