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Ammonia, Plasma

Test ID: NH4
Orderable by Ontario ND

Test

Method

Enzymatic

Report Includes

Ammonia

Specimens

Avoid gel separator tubes; Plasma (EDTA)

Test Location

Mount Sinai Hospital, 600 University Avenue, Toronto ON M5G 1X5

Test Version

30-Sep-2019

Specimen

Specimens

Avoid gel separator tubes; Plasma (EDTA)

Sample Volume

1 mL

Specimen Comment

Avoid gel separator tubes.

Collection & Handling

Collection Instructions

Collect in pre-chilled tube.

Handling Information

Separate at 4°C if possible. Freeze immediately. Store and send frozen.

Stability

Ambient 30 minutes
Refrigerated 30 minutes
Frozen Several days

Rejection Criteria

Specimen Not frozen

Test Version

30-Sep-2019

Performance / Interpretation

Method

Enzymatic

Turnaround Time

2 days

Results

Name Units Reference Range Conversion Factor
Ammonia µmol/L
  • Adult: 0 - 48
  • Neonate: 0 - 73

Test Location

Mount Sinai Hospital, 600 University Avenue, Toronto ON M5G 1X5

Test Version

30-Sep-2019

Interface / Setup

Test Version

30-Sep-2019