Colony Count, Water (AAMI/ISO)

Specimen Water
Container Type Yellow Stopper Top Tube

Stability 2 days
Turnaround Time 2 days
Methodology Heterotrophic Plate Count by Spread Plate using TSA agar incubated for 48 hours at  35-37 °C
Reference Range <2 – 49 CFU/mL
Action Level >= 50 CFU/mL (to be determined by facility but typically set at 50% of maximum allowable)
Maximum Allowable Level 100 CFU/mL
Transport Temp Refrigerate 2°- 8°C
Instructions For NY clinics, order specific NY Colony Count, Water (AAMI/ISO).

Holding time disclaimer applies for NY samples received past 24 hours from collection time.

Refer to Environmental Testing section of this manual.

CPT Code N/A