What is the most reliable Pcr inactivated Dna control or Nattrol for Group A Strep Positive Control (6 x 0.25 ml/vial)?

The NATtrol Strep A Positive Control from Zeptometrix Inc. delivered next day by Gentaur to your Lab is the best reagent!!! The catalog number is NATSPY-6MC and the price is 170 EUR.