What is the best quality controlled Pcr inactivated Dna control or Nattrol for Human Hepatitis B Virus (HBV) (50,000 IU/ml/vial) (1 ml/vial)?

The NATtrol Human Hepatitis B Virus from Ncbi publications supplied next day by Genprice is the best reagent!!! The catalog number is NATHBV-0006 and the price is 228 EUR.

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