Testing Laboratory
Auckland Te Toka Tumai | Auckland HospitalDepartment
Chemical Pathology
Delphic Registration Code (Alpha Code)
PHEB
Test Code (Numeric Code)
0950
Laboratory Handling
Sample Stability
7 days at 25°C, 7 days at 2-8°C, 1 year at -20°C
Synonyms
Mysoline, Primidone, Plasma Phenobarbitone, Serum Phenobarbitone
Turnaround Time
3 hours
Specimen Type
- Plasma
- Serum
Specimen Requirements
Tube/Container Type:
Preferred
- Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
- Lithium Heparin - Non-gel (Green Cap)
- Plain (Red Top)
- SST II (Gold Cap)
Preferred Sample Volume (ml)
5
Minimum Sample Volume (ml)
3.5
No of Samples Required
1
Paediatric Specimen Requirements
Tube/Container Type:
Preferred
- Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
- Lithium Heparin - Non-gel (Green Cap)
- Plain (Red Top)
- SST II (Gold Cap)
Preferred Sample Volume (ml)
0.5
Minimum Sample Volume (ml)
0.5
Additional Specimen Information
0.5 mL Paediatric Microtainer PST Blood (Preferred)
0.5 mL Paediatric Microtainer Heparin Blood
0.5 mL Paediatric Microtainer Plain Blood
0.5 mL Paediatric Microtainer SST Blood
Last updated: 26/08/2026