. . . . . . . . "The IUPAC MAPT (Machine Accessible Periodic Table) will be a standard metadata specification for representing isotopic abundances and atomic weights of the chemical elements in the Periodic Table. The Periodic Table is stewarded by IUPAC and the MAPT schema is being developed as a project of the IUPAC Commission on Isotopic Abundances and Atomic Weights (CIAAW). " . "IUPAC Machine Accessible Periodic Table" . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCoKFb7LKlXyBB7BUvjFF9bDJNk0WxH3Xerr4H3v/VCiRVshEDl3BZVekbMMmdRe+TOPyc8AOLd9IAL2VfVVD/T0rmCHk7Pw7DQjI96mwyeXhE7f4g0WG5UT5Pxxm0Rzy7IrYnEaaVDs7dkZUt952M6qWlHfTwCQDcXJhZfLiXoMwIDAQAB" . "h03hTKoTd16EP9GsBU6OZaWu0+yXIrXto0EvTq1oS0oklFwZ/g2Br5c6dloBbtUk8bbm2fe55FWO3UANIDil64MBbCMZIvU+Fj8aTKSoa25PaIsANhkJidsA2OMgwvLfVS51W9XWCAYf8EPHkpVpsQaaYJgYdLex0T1v23yn98c=" . . "2023-05-01T11:43:40Z"^^ . . . . . .