|Tall Yellow Top Tube
|2 days for Colony Count; up to 7 additional days for ID, dependent upon growth
|Heterotrophic Plate Count by Spread Plate using TSA agar incubated for 48 hours at 35-37 °C
|<2 – 49 CFU/mL
Action Level >= 50 CFU/mL
Maximum Allowable Level 200 CFU/mL
|Colony Count ≥2 CFU/mL will be automatically reflexed for bacterial identification.
Samples received beyond 24 hours will be processed with a disclaimer.
Refer to Environmental Testing section of this manual.