Separation and Purification of Amino acids.- Ion exchange chromatography for enzyme immobilization.- Determination of morphine in urine.- Chromatographic Separation of Amino Acids.- Applications of ion exchange chromatography in pharmaceutical analysis.- Thermodynamic Kinetics and Sorption of Bovine Serum Albumin with Different Clay materials.- Sorbitol demineralization by ion exchange.- Separation and purification of nucleotides, nucleosides, purine and pyrimidine bases by ion exchange.- Separation and purification of vitamins: vitamin B1, B2, B6, C, and K1.- Colour removal from sugar syrups.