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) (1) Gas Chromatography (GC) (12) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (8) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (29) Sample Type (-) Blood (8) Plasma (1) Serum or Plasma (8) Urine (7) Test Area Drugs of Abuse (10) Exposure (5) Impairment (5) Postmortem (17) (-) Therapeutics (8) Test Category Depressants (1) Sedative/Hypnotics (7) Test Sub-Category Barbiturates (4) Other (4) Your search has returned no tests.