Home
HelpTest Code TRF Transferrin
Specimen Requirements
Submit only one of the followings
Preferred
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0mL
Minimum Volume: 0.5mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours
___________________________________________________________________________
Acceptable
Specimen Type: Plasma
Container/Tube: Green Top (Li Heparin/PST)
Volume: 4.5mL
Minimum Volume: 0.5mL plasma
Collection Instructions: Centrifuge within 2 hours
Sample Stability
** Preferred temperatures for storage prior to and during shipping to NUH **
| Specimen Type: | Serum |
|---|---|
| Ambient: | 3 days |
| Refrigerate: | 3 days |
| Frozen: | 6 months |
Reference Interval
| Age | Male | Female |
|---|---|---|
| 0 - 8 weeks | 1.04-2.24 g/L | |
| 9 weeks - <1 yr | 1.07-3.24 g/L | |
| 1 - 18 yrs | 2.20-3.37 g/L | |
| 19 - 59 yrs | 1.74-3.64 g/L | 1.80-3.82 g/L |
| 60 - 79 yrs | 1.63-3.44 g/L | 1.73-3.60 g/L |
Days and Times Performed
24 hours, TAT 1 day
Methodology
Immunoturbidimetric
Service Code
31272
Update
Last updated 26/02/2022
Unacceptable Condition
| Haemolysis | NA |
|---|---|
| Icterus | NA |
| Lipaemic | NA |
| Others | NA |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Differential diagnosis of anaemia. Decreased level is seen in protein-calorie malnutrition, liver dysfunction or acute inflammation.