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Praseodymium

An element of the rare earth family of metals. It has the atomic symbol Pr, atomic number 59, and atomic weight 140.91.

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Subheadings:

Tree Number(s): D01.268.558.362.750, D01.552.550.399.750

MeSH Unique ID: D011221

Registry Number: NKN7EZA750

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