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Test Code PHENOBARBITAL Phenobarbital

Specimen Requirements

Container/Tube: GRN/SST
Preferred: Plasma
Acceptable: Serum
Specimen Volume: 1.0 mL

SPECIMEN PROCESSING and HANDLING

Complete clot formation should take place before centrifugation. Serum or plasma should be physically separated from cells as soon as possible with a maximum limit of two hours from the time of collection.

TRANSPORT TEMPERATURE

Serum and plasma samples may be stored for up to two days at room temperature (25 °C) or refrigerated (2–8 °C) for up to one month. For long term storage, samples may be frozen for up to 3 months.

PERFORMING LAB

WKMC, WKB, WKP, WKS