Canadian Medical Guide > Chemicals and Drugs > Inorganic Chemicals > Elements > Lanthanoid Series Elements > Thulium Terms and Definitions
Thulium
Medical Definition: | Thulium. An element of the rare earth family of metals. It has the atomic symbol Tm, atomic number 69, and atomic weight 168.93. | |
Guide Notes: | a rare earth metal; Tm-169; Tm-161-168, 170-176 = THULIUM (IM) + RADIOISOTOPES (IM) | |
CAS Type 1 Name: | CAS Number: | 7440-30-4 |
Thulium Medical Definitions and Terms
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