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Thiopental and Pentobarbital, Serum or Plasma
Therapeutic drug management
Gas chromatography/flame ionization detection (GC/FID); gas chromatography/nitrogen phosphorus detection (GC/NPD)
Thiopental: 4.0−60.0 µg/mL; pentobarbital: 1.0−5.0 µg/mL
Serum or plasma
Serum or plasma should be separated from cells within two hours of venipuncture. Submit serum or plasma in a plastic transport tube.
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Causes for Rejection