| Ordering Code | 500 |
|---|---|
| Test Name | Hepatitis B Surface Antibody |
| Alias | HBsAb Hep B Surface Ab |
| Preferred Specimen | Serum |
| Preferred Container | SST (Gold) |
| Other Specimen/Container | Plasma in EDTA, K2 (Lavender), Serum in Plain (Red) |
| Optimum Volume | 1 mL |
| Handling Instructions | ADD-ON WARNING: LIS may restrict add-on requests for this specific test based on available tubes due to the potential of carryover that exists when adding on to previously aliquoted tubes using non-disposable pipettes. |
| Transport Requirements | Oahu: Refrigerated Airline: Refrigerated |
| Specimen Stability | Ambient: 2 Hours Refrigerated: 6 Days Frozen: 3 Months Plasma stability: Refrigerate 2 Days only |
| Rejection Criteria | Insufficient quantity, Specimen older than stability limits, Wrong specimen type |
| Avail. Stat | NO |
| Analytic Time | 2 Days |
| Methodology | Electrochemiluminescence Immunoassay |
Reference range(s)
The reference ranges listed below are valid on this date of July 12, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Hepatitis B Surface Antibody | ALL | NEGATIVE | NEGATIVE |