Specimen must arrive within 4 hours of draw.
Container/Tube: Green-top (lithium heparin) prechilled tube-Plasma gel tube is not acceptable.
Specimen Volume: 5 mL of heparinized plasma
Transport Temperature: Transport on ice or refrigerate
Collection Instructions: Specimen must be spun in a refrigerated centrifuge. Spin down immediately. Forward promptly.
Colorimetric
Males: 3.5-8.5 mg/dL
Females: 2.5-7.5 mg/dL
Monday through Sunday
84450