Recommended CRM for process control
  • Wild strain
BCYE agar
  • WDCM 00107

PR ≥ 0,7

BCYE - cys
  • WDCM 00107

no growth

  • WDCM 00107

PR ≥ 0,5

  • WDCM 00106

PR ≥ 0,5

  • WDCM 00009

Total inhibition

  • WDCM 00012

Total inhibition

CRM-LPN.00107BL and CRM-LAN.00106BL are designed for media control and are fully compliant with ISO 11731. The CRM-LPN.00107BL is not suitable for process control because the strain is unable to survive heat and acid treatment. Therefore a robust wild strain of Legionella pneumophila is used in the CRM-LPN.BH. This strain is still cultivable after heat and acid treatment and, thus, very suitable for process control of all the methods variety in ISO 11731.

Performance testing is accordance to ISO 11731:2017

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