Specimen Information

*Tubes must be filled to fill line see below.

**Deliver capped whole blood sample at ambient temperature within 4 hours. For delayed delivery send platelet poor plasma in  three separate frozen plasma aliquots of 1mL each for this testing. Refer to Coagulation Specimen Handling for process instructions prior to collection. Submit separate frozen plasma aliquot for this test. Draw blood in light blue top tube(s). Spin down, remove plasma, spin plasma again and place citrate platelet-poor plasma in required number of plastic vials (Glass vials cannot be accepted.) Freeze specimen at ≤-30° C if possible. Send specimen frozen on dry ice. Each coagulation assay requested should have its own vial.