What is the Iso13485 validated Pcr inactivated Dna control or Nattrol for Influenza Verification viral reference serum panel (18 x 0.5ml/vial)?

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The NATtrol Flu Verification Panel from Ncbi publications delivered next day by Gentaur is the best reagent!!! The catalog number is NATFVP-NNS and the price is 331 EUR.