For a specified
isotope, or mixture of
isotope, the
activity of a material divided by the mass of the material.
Sources: PAC, 1994,
66, 2513. (
Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994)) on page 2515 [
Terms] [
Paper]
PAC, 1996,
68, 957. (
Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)) on page 993 [
Terms] [
Paper]