Test ID/Workstation: AMON MACH1

Specimen Type: Blood

Tube Type: Purple top (EDTA) tube

Collection Volume: 0.4 mL (minimum 0.2 mL)

Cause for rejection: Hemolysis, icterus, lipemia, not delivered on ice

Storage: Refrigerated; Frozen if specimen can't be run immediately

Availability: Daily, 24 hours; STAT

Methodology: Enzymatic, with glutamate dehydrogenase

Special Instructions: Venipunture only! Place specimen on ice and deliver to lab immediately.

If ordered with a CBC please collect a separate specimen for the Ammonia.

Lab/Phone: 330-746-9623

TAT: 1 hour

Additional Info: Reference range is on patient report

CPT Code: 82140

Synonyms: NH3

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