What is the most common Pcr inactivated Dna control or Nattrol for Escherichia coli (Stool Matrix) (0.5 ml/vial)?

The NATtrol Entamoeba histolytica from Zeptometrix Inc. supplied next day by Gentaur is the best reagent. The catalog number is NATEHI(DS4)-GP and the price is 42 EUR.