Container/Tube: Serum gel tube
Specimen Volume: 2.5 mL of serum
Transport Temperature: Refrigerated
Collection Instructions: Centrifuge specimens and remove the serum or plasma from the cellular material within 2 hours of collection
Stability
| Storage | Temperature | Stability |
| Room Temperature | 18-28 °C (64-82 °F) | ≤ 1 day |
| Refrigerated | 2-8 °C (36-46 °F) | ≤ 7 days |
| Frozen | ≤ Negative 18 °C (≤0 °F) | ≤ 4 weeks |
Rate Nephelometry
0-1 month: 19-193 mg/dL
2-11 months: 21-192 mg/dL
1-3 years: 43-163 mg/dL
4-18 years: 48-226 mg/dL
≥19 years: 46-304 mg/dL
Monday through Friday
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