Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (3) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (2) Sample Type (-) Blood (2) Fluid (1) Serum or Plasma (1) Urine (2) Test Area (-) Drugs of Abuse (2) Exposure (1) Therapeutics (2) Test Category Analgesics (1) Depressants (1) Test Sub-Category Opiates/Opioids (1) Other (1) Test Test Name 9272B Thebaine Screen, Blood 9326B Gamma-Hydroxybutyric Acid Screen, Blood