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PREFERRED TERM
neptunium  
BROADER CONCEPT
RELATED CONCEPTS
ENTRY TERMS
  • Np
SCOPE NOTE
  • Rare earth (actinide series) element with symbol Np and atomic number 93 <http://periodic.lanl.gov/93.shtml>
URI
https://www2.usgs.gov/science/USGSThesaurus/neptunium
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