Testing Laboratory
Auckland Te Toka Tumai | Auckland HospitalDepartment
Chemical Pathology
Delphic Registration Code (Alpha Code)
PERX
Test Code (Numeric Code)
0863
Laboratory Handling
Phlebotomy
Tubes containing gel (SST and PST) are NOT acceptable.
Separating
Centrifuge and separate blood as soon as possible after collection.
Laboratory
LabPLUS Toxicology
Sample Stability
Stable for two months at -20°C
Turnaround Time
1 week
Specimen Type
- Serum
Specimen Requirements
Tube/Container Type:
Preferred
- Plain (Red Top)
Preferred Sample Volume (ml)
4
Paediatric Specimen Requirements
Tube/Container Type:
Preferred
- N/A
Pre-testing Requirements
For a steady state level, take the specimen before the next dose.
Last updated: 25/09/2026