1.0 mL Plasma preferred. (Minimum Volume: 0.5 mL)

Tube Type: Green top - Yellow ring Lithium Heparin PST

Also acceptable: 1.0 mL Serum. (Minimum volume: 0.5 mL) / Tube Type: Gold SST

24 hours a day / 7 days a week

Hospital Chemistry Dept

Same day as performed.

0.45 - 5.33 mcIU/mL

Room temperature: Stable for 8 days. 
Refrigerated: Stable for 14 days.

Outreach Courier Transport Temperature: Room temperature

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