Chemicals used in industry, research and for science, namely, beads in the nature of magnetic and non-magnetic beads which can be coated in one or more substances selected from the group of antibodies, proteins, saccharides, peptides, lipids, nucleotides, polynucleotides, chemical goods with marks or chemical probes for detection, separation and analysis of composite macromolecular organic compounds, inorganic powders, biological ingredients, medicines and other biologically active substances...