Catalytic activity of the component divided by the mass of the system.
- In clinical chemistry the component is usually an enzyme.
- The term catalytic content is accepted for use in clinical chemistry.
- Use of the term level as a synonym for concentration is deprecated.
- In describing a quantity, @C01296@ must be clearly differentiated from @C01222@.
PAC, 1996, 68, 957. 'Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)' on page 964 (https://doi.org/10.1351/pac199668040957)