Taq DNA polymerases being chemical preparations for scientific purposes; Taq polymerases being chemical preparations for scientific purposes; Enzymes for use in molecular biology research; Enzymes for use in molecular biology diagnostics for scientific and research purposes; Enzymes for use in DNA sequencing for scientific and research purposes; Master mixes being chemical preparations consisting of pre-mixed reagents containing DNA polymerases, for scientific and research use; Polymerase cha...