Products for medical and veterinary medical purposes, in particular diagnostic preparations, in particular nucleic acids, enzymes, polymerases, reagents for staining and marking, molecular probes, buffer chemicals and aqueous and non-aqueous solutions of primary, secondary and tertiary alcohols and salts, distilled and purified water, magnetic particles in fluid form, and materials for columns for the purpose of purification, lysis, modification and manipulation of cells, as well as for the p...