I. Dynamics of Sorption and Its Practical Significance.- 1. Dynamics of Sorption as a Heterogeneous Process.- 2. On the History of the Practical Applications of the Phenomenon of Sorption Dynamics. Sorption Technology and Chromatography.- 3. Problems of Terminology and Classification in the Theory of the Dynamics of Sorption and Chromatography.- 4. History of the Development of the Theory of Dynamics of Sorption and Chromatography.- II. General Formulation of the Problem of the Dynamics of Sorption and Methods of Its Solution.- 1. Formulation of the Problem.- 2. Equations of the Material Balan.