| Ordering Code | 218 |
|---|---|
| Test Name | Total Protein |
| Alias | TP |
| Preferred Specimen | Serum |
| Preferred Container | SST (Gold) |
| Other Specimen/Container | Serum in Plain (Red) |
| Optimum Volume | 1 mL |
| Handling Instructions | All specimen types must be centrifuged within 2 hours of collection. If no gel separation present in tube and testing is delayed, plasma/serum is aliquoted from cells within 2 hours of collection. |
| Transport Requirements | Oahu: Ambient Airline: Ambient |
| Specimen Stability | Ambient: 1 Week Refrigerated: 1 Month Frozen: 1 Year (Aliquot) Frozen samples should be thawed only once. |
| Rejection Criteria | Insufficient quantity, Specimen older than stability limits, Grossly hemolyzed |
| Avail. Stat | YES |
| Analytic Time | 1 Day |
| Methodology | Biuret / Blanked |
Reference range(s)
The reference ranges listed below are valid on this date of November 5, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Total Protein | >=16Y | 6.4-8.9 | 6.4-8.9 | g/dL | |||||
| Total Protein | 2Y-15Y | 6.0-8.0 | 6.0-8.0 | g/dL | |||||
| Total Protein | 12M-2Y | 5.6-7.5 | 5.6-7.5 | g/dL | |||||
| Total Protein | 2W-12M | 5.1-7.3 | 5.1-7.3 | g/dL | |||||
| Total Protein | 0-2W | 4.4-7.6 | 4.4-7.6 | g/dL |