1 Chemical, biochemical, biological, biotechnological reagents, preparations and substances for laboratory use in the fields of life science, biotechnology, genomics and nucleic acids research; diagnostic and laboratory reagents, preparations and substances, for scientific use in the fields of life science, biotechnology and genomics and nucleic acids research; diagnostic and laboratory reagents, preparations and substances, for scientific use in relation to DNA break, DNA ends and DNA fragments detection and analysis; enzyme preparations for industrial purposes; enzymes for industrial purposes; biological preparations, other than for medical or veterinary purposes; proteins for use in recombinant DNA technology, other than for medical use; Chemical, biochemical, biological, biotechnological reagents, preparations and substances for use in relation to DNA break, DNA ends and DNA fragments detection and analysis