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It doesn’t get much easier than this. Simply rehydrate LYFO DISK qualitative microorganism pellets with a diluent, such as phosphate buffer or saline, and you’re ready to inoculate your culture media. LYFO DISK, packaged in a glass vial containing 6 pellets of a single strain, offers a ton of flexibility.


It is an ideal solution for many quality control applications including presence/absence testing, microbial identification methods, antimicrobial susceptibility testing, media QC, water testing and more!


  • Over 900 strains available
  • Easy to use – simply re-hydrate the pellet and inoculate
  • Strains are less than or equal to three passages from reference culture
  • Ready-to-use format saves time and money
  • Refrigerated storage is easy and economical
  • Online Certificate of Analysis provides detailed strain information
  • Traceability to reference cultures ensures authenticity
  • Technical Support experts available for guidance
  • Product warranty

Applications and Test Methods

  • Culture Purposes
  • Media and reagent QC
  • QC of Antimicrobial Susceptibility Test
  • QC of microbial identification including biochemical, PCR and rapid molecular methods
  • Water tests (e.g. enzyme substrates)
  • Disinfectant studies
  • Verifications and Validations
  • Proficiency tests
  • Daily QC

Package Details

  • Vial of 6 qualitative lyophilized microorganism pellets
  • Instructions for Use