bacteria

HSE Issue Legionella Guidance Update

The Health and Safety Executive have issued a guidance update of their The control of legionella bacteria in evaporative cooling systems’ (HSG274: Part 1) publication.

These changes include:

  • Further information on DPD No 1 testing methodology
  • The effect that cooling water pH has on the efficacy of halogen-based biocides such as chlorine and bromine

Further Reading

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