Lab glossary
Colony-forming unit (cfu)
A viable microorganism, or cluster of organisms, that grows into one visible colony on agar. Microbial counts are reported as cfu per gram, mL, plate or m³.
- Also: CFU
- Also: colony forming unit
Where you will meet this term
- InstrumentColony counter
- InstrumentMicrobial air sampler (active air sampler)
- InstrumentMembrane filtration unit
- Test methodMicrobial Enumeration Test (TAMC / TYMC) by Plate Count
- Test methodEnvironmental Monitoring of Clean Areas (Viable)
- Test methodGrowth Promotion Test of Culture Media
- Test methodMicrobial Count of Pharmaceutical Water by Membrane Filtration
- CalibrationAir sampler: Airflow calibration