Weak and reversible
adsorption of a
poison, such that removal of the poison from the fluid phase results in restoration of the
original catalytic activity.
Source:
PAC, 1976, 46, 71
(Manual of Symbols and Terminology for Physicochemical Quantities and Units - Appendix
II. Definitions, Terminology and Symbols in Colloid and Surface Chemistry. Part II:
Heterogeneous Catalysis)
on page 83