World Of Taxonomy
C1641Level 7

Yttrium Y-90

**Semantic type:** Element, Ion, or Isotope

**Definition:** Radioactive isotope of yttrium. A beta/gamma-emitter with a half life of 2.7 days.

**Synonyms:** - Y-90 - YTTRIUM Y-90 - Yttrium 90 - yttrium Y 90

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