Chemical, biochemical, biological preparations, namely, antibodies, proteins, serum, enzymes and biotechnological preparations, namely, biotechnology formed enzymes or genes, nucleic acid probes, primers for polymerase chain reaction (PCR) amplification, chemical preparations for scientific purposes; chemical, biochemical, biological and biotechnological products, namely, liquid suspension buffer solutions, antibodies, biologically active proteins, peptides and nucleic acids for clinical or p...