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How do I clean/disinfect my polygraph equipment?

Question Last Updated on: 2/12/2024

Lafayette polygraph systems may be cleaned with any the following:

  • Alcohol wipes
  • Disinfectant wipes
  • Damp towel with anti-bacterial soap


  • Do not use bleach on any part of the polygraph system.
  • Wipe down the surfaces of the equipment only, do not soak or saturate any part of the system with liquid.
  • Do not use alcohol, disinfectant (or disinfectant wipes), or bleach on the rubber o-rings of the cardio or pneumo connectors.


These cleaning instructions for Lafayette Instrument products are a recommendation of compatible cleaning materials only. Product end users are responsible for instituting an appropriate cleaning regimen utilizing best practices and techniques. Lafayette Instrument assumes no responsibility for the cleanliness or sanitation of the products after initial use nor makes any claim that the use of the recommended cleaning materials mitigates all risk of potential cross infection.

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