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HelpTest Code 01296 Caffeine
Specimen Requirements
Specimen Type: Serum
Container/Tube: Red Top
Volume: 6.0 mL
Minimum Volume: 1.0 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 1 day |
| Refrigerate | 2 weeks |
| Frozen | 2 weeks |
Days and Times Performed
Monday through Friday, TAT 7 - 12 days
Reference Interval
An interpretive report will be provided.
Referring / Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Testing Laboratory
Department of Pathology
Singapore General Hospital
Outram Road
Singapore 169608
63214950
Service Code
36869
Update
Last updated 12/04/2022