EZ-CFU™ One Step

Is your lab still preparing microorganism suspensions the old fashioned way for Growth Promotion Testing of culture media? Allow us to introduce you to your new favorite lab supply, EZ-CFU One Step. We designed this product specifically for Growth Promotion Testing, Suitability of Tests for Specified Microorganisms, Suitability of Counting Methods and more. These ready-to-use quantitative microorganisms are just 3 passages from the reference culture and deliver 10-100 CFU per inoculum, as required by the Pharmacopeias, with minimal prep time.


1. Accredited reference material under ISO 17034 standard
2. Delivers 10-100 CFU per 0.1 ml as required by USP/Ph. Eur./JP
3. No dilutions required for simplified test procedure
4. Up to 8 hours stability allows for ultimate flexibility  
5. 19 tests per set-up, 190 tests per kit
6. Strains are less than or equal to three passages from reference culture meets USP/Ph. Eur./JP requirements
7. Refrigerated storage is easy and economical
8. Online Certificate of Analysis provides detailed strain information
9. Traceability to reference cultures ensures authenticity
10. Technical Support experts available for guidance
11. Backed by a full product warranty

  • Growth Promotion Testing
  • Media Challenge Testing
  • Suitability of Counting Methods
  • Suitability of Sterility Tests
  • Suitability of Tests for Specified Microorganisms
  • Microbial Limits Testing
  • Microbial Enumeration Testing
  • Validation of Neutralization Methods
  • Methods requiring a low CFU concentration

This product is not intended to diagnose, treat, cure or prevent any disease.

  • 20 quantitated lyophilized microorganism pellets 
  • 10 vials of hydrating fluid (2 ml in each vial)
  • Illustrated Instruction for Use

Instructions For Use

Available Products
CodeDescriptionPack Size
MBHF05092.0 ml Hydrating fluid for Pseudomonas, 10=110X19 tests
MBHF05432.0 ml Hydrating Fluid, 10=110X19 tests
MB0392ZAspergillus brasiliensis derived from ATCC® 16404™10X19 tests
MB0998ZBacillus cereus derived from ATCC® 10876™10X19 tests
MB0486ZBacillus subtilis subsp. spizizenii derived from ATCC® 6633™10X19 tests
MB0805ZBrevundimonas diminuta derived from ATCC® 19146™10X19 tests
MB0488ZBurkholderia cepacia derived from ATCC® 25416™10X19 tests
MB0443ZCandida albicans derived from ATCC® 10231™10X19 tests
MB0896ZCandida albicans derived from ATCC® 2091™10X19 tests
MB0487ZClostridium sporogenes derived from ATCC® 11437™10X19 tests
MB0317ZClostridium sporogenes derived from ATCC® 19404™10X19 tests
MB0366ZEnterococcus faecalis derived from ATCC® 29212™10X19 tests
MB0483ZEscherichia coli derived from ATCC® 8739™10X19 tests
MB0872ZGeobacillus stearothermophilus derived from ATCC® 12980™10X19 tests
MB0871ZGeobacillus stearothermophilus derived from ATCC® 7953™10X19 tests
MB0306ZKlebsiella aerogenes derived from ATCC® 13048™10X19 tests
MB0688ZKocuria rhizophila derived from ATCC® 9341™10X19 tests
MB0687ZListeria monocytogenes derived from ATCC® 19115™10X19 tests
MB0242ZMicrococcus luteus derived from ATCC® 4698™10X19 tests
MB0353ZPseudomonas aeruginosa derived from ATCC® 27853™10X19 tests
MB0484ZPseudomonas aeruginosa derived from ATCC® 9027™10X19 tests
MB0890ZSalmonella enterica subsp. enterica serovar Abony derived from NCTC 601710X19 tests
MB0363ZSalmonella enterica subsp. enterica serovar Typhimurium derived from ATCC® 14028™10X19 tests
MB0360ZStaphylococcus aureus subsp. aureus derived from ATCC® 25923™10X19 tests
MB0827ZStaphylococcus aureus subsp. aureus derived from ATCC® 6538P™10X19 tests
MB0485ZStaphylococcus aureus subsp. aureus derived from ATCC® 6538™10X19 tests
MB0371ZStaphylococcus epidermidis derived from ATCC® 12228™10X19 tests
MB0385ZStreptococcus pyogenes derived from ATCC® 19615™10X19 tests