Container/Tube: Serum gel or plasma tube-Hemolyzed specimen is not acceptable.
Specimen Volume: 5 mL of serum
Transport Temperature: Refrigerated
Collection Instructions: Centrifuge specimens and remove the serum or plasma from the cellular material within 4 hours of collection.
Stability:
Storage | Temperature | Stability |
Room Temperature | 18-28 °C (64-82 °F) | ≤ 3 days |
Refrigerated | 2-8 °C (36-46 °F) | ≤ 7 days |
Frozen | ≤ Negative18 °C (≤0 °F) | ≤ 2 months |
Colorimetric
2.5-4.5 mg/dL
Critical value (automatic callback): <1.2 mg/dl and >9.0 mg/dl
Monday through Sunday
Available STAT
84100