The course is divided into theoretical lectures and practical exercises and group. It is proposed: 1) the introduction of the student in a chemical laboratory providing them with the necessary knowledge to the acquisition of manual skills and operating techniques aimed at the basic separation of mixtures and analysis; 2) the acquisition of an analytical method for the separation and identification of inorganic ions present in a mixture; 3) the ability, using a simplified analytical method, it can identify the inorganic substances of pharmaceutical interest.