HQEsoterics

Collection Information

Collection Instruction

Collect Lavender-Top (EDTA) Tube. Label with patient's name and DOB

Preferred Specimen

Container:

Lavender (EDTA) Tube

Volume:

1 mL

Specimen Stability

24 Hours (Frozen <20°C)

Process Information

CPT Code(s)

82140

Turnaround Time

24 Hours

Reference Range

18 - 72 umol/L

Reject Criteria

Specimens that exceed stated stability, unlabeled/mislabeled/mismatched specimens, specimens submitted in leaking containers, hemolysis, non-EDTA plasma

Ammonia