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HelpTest Code HBSAG Hepatitis B Surface Antigen (HBsAg), Serum
Infectious
Performing Laboratory
North Ottawa Community Hospital
Specimen Requirements
Specimen Type: Serum
Container/Tube: Serum gel or red top
Specimen Volume: 1 mL
Reference Values
Nonreactive
Day(s) Test Set Up
Monday, Wednesday, Friday
Methodology
Specific Antibody Neutralization
Specimen Transport Temperature
Ambient
Test Classification and CPT Coding
87340-HBsAg
87341-Confirmation (if appropriate)
Specimen Storage and Stability
| Specimen Type | Temperature | Time |
| Serum | Room Temp | < 8 hours |
| Refrigerated (primary) | <48 hours | |
| Frozen | indefinite |