Canadian Medical Guide > Chemicals and Drugs > Inorganic Chemicals > Elements > Elements, Radioactive > Astatine Terms and Definitions




Astatine

Medical Definition: Astatine. A radioactive halogen with the atomic symbol At, atomic number 85, and atomic weight 210. Its isotopes range in mass number from 200 to 219 and all have an extremely short half-life. Astatine may be of use in the treatment of hyperthyroidism.
Guide Notes: naturally radioactive; IM
CAS Type 1 Name: CAS Number: 7440-68-8

Astatine Medical Definitions and Terms

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