<page_title> Isotopes of platinum </page_title> <section_title> List of isotopes </section_title> <table> <cell> 193Pt <col_header> nuclide symbol </col_header> <col_header> excitation energy </col_header> </cell> <cell> 50(6) y <col_header> half-life </col_header> </cell> </table>
The isotope of platinum 193 had a half-life of 50 years.