catalytic activity concentration, b

https://doi.org/10.1351/goldbook.C00882
Catalytic activity of the component divided by the volume of the system.
Notes:
  1. In clinical chemistry
    litre
    is recommended as unit for the volume.
  2. In clinical chemistry the component is usually an enzyme.
  3. The term
    catalytic concentration
    is accepted for use in clinical chemistry.
  4. Use of the term level as a synonym for concentration is deprecated.
  5. In describing a quantity,
    concentration
    must be clearly differentiated from
    content
    .
Source:
PAC, 1996, 68, 957. (Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)) on page 964 [Terms] [Paper]