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HelpTest Code COV2N SARS-CoV-2 Total Nucleocapsid Antibodies
Laboratory Code
LAB3041897
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs.
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 7 days |
| Refrigerate | 14 days |
| Frozen | 28 days |
Methodology
Chemiluminescent Microparticle Immunoassay
Days and Times Performed
Monday through Friday, TAT 2-10 days
Specimen Condition
| Gross Haemolysis | Reject |
|---|---|
| Gross Icterus | Reject |
| Gross Lipaemia | Reject |
| Others | Not applicable |
Reference Interval
Non-reactive
Referring / Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Testing Laboratory
Department of Pathology
Singapore General Hospital
Outram Road
Singapore 169608
63214950
Useful For
Aiding in identifying individuals with an adaptive immune response to SARS-CoV-2, indicating recent or prior infection.
Service Code
32165
LOINC Code Information
Not available
Alias
Coronavirus
COVID-19
SARS CoV-2 Ab
Update
Last updated 10/09/2025