Reagents and preparations for use in life science research, namely, [ amino acids, ] nucleic acids, [ recombinant genes, ] recombinant proteins, [ gene vectors, transformed cells, and cell lines; ] enzymes for life science research; [ anti-aging agents for use in the manufacture of cosmetics; ] chemical reagents other than for medical purposes; organic acids, namely, organic acid salts for use in life science research; [ phosphatides; sulphides; germination inhibitors as anti-sprouting agents; plant growth regulators for agricultural use; ] chemical reagents and chemical reagent kits for biotechnology research comprised of DNA primers, DNA polymerase, and buffers [ biochemical and diagnostic reagents for protein detection; reagent kits for protein detection comprised of reporter genes, reporter proteins, and reporter molecules; biochemical and diagnostic reagents for protein separation; and reagent kits for protein separation comprised of affinity columns and buffers ]