What is the safest Pcr inactivated Dna control or Nattrol for BC/GN viral reference serum panel (12 X 0.75 ml/vial)?

NATtrol Control / By

The NATtrol BCID Panel from PubMed Publications delivered next day by Genprice is the best reagent. The catalog number is NATBCP-BIO and the price is 864 EUR.