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Methodology: Freezing Point
Edit Date: 11/10/2005
Performed: Daily
Released: Same day
CPT Code: 83930
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST) or one 4 mL plasma separator tube (PST heparin).
Handling: Centrifuge and transport serum or plasma refrigerated in original tube. Do not freeze. Serum or plasma can be separated and stored in a tightly capped container. Separated specimen can be frozen.
Stability: Specimen stable 24 hours ambient, 1 week refrigerated, or indefinitely if frozen.
Standard Volume: 2 mL serum.
Minimum Volume: 0.5 mL serum.
Transport: Refrigerated or frozen on dry ice.
Rejection Criteria: Specimen other than serum or heparinized plasma; specimen frozen in original tube.

275-295 mOsm/kg

PeaceHealth Laboratories