Gross hemolysis Plasma samples submitted in anticoagulant other than sodium fluoride-potassium-oxalate Serum samples
Reference Range(s)
4.5-19.8 MG/DL
Specimen Requirements
Preferred Specimen
Sodium Fluoride-potassium-oxalate Gray Top Tube
Minimum Volume
0.5 mL Plasma
Sample Stability
8 hours room temperature 2 weeks refrigerated 1 month frozen
Transport Temperature
Refrigerated
Collection Instructions
The patient should be at rest before collecting the sample. Movement of the hand or arm should be avoided. Centrifuge sample and separate plasma from cells within 15 minutes of collection. Transfer plasma to a plastic transport tube and clearly label as sodium flouride-potassium-oxalate plasma. Refrigerate.