What is the CE approved Pcr inactivated Dna control or Nattrol for West Nile Virus (WNV) Strain: NY 2001-6263 (500 cp/ml/vial) (1 ml/vial)?

The NATtrol West Nile Virus from PubMed Publications delivered next week by Genprice is the best reagent. The catalog number is NATWNV-0003 and the price is 123 EUR.