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) (9) Enzyme Immunoassay (EIA) (3) Gas Chromatography (GC) (7) Gas Chromatography/Mass Spectrometry (GC/MS) (13) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (62) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (3) Fluid (1) Hair (2) Serum or Plasma (3) Test Area (-) Drugs of Abuse (3) (-) Therapeutics (6) Test Category Analgesics (2) Depressants (4) Sedative/Hypnotics (3) Test Sub-Category Barbiturates (3) Benzodiazepines (4) Opiates/Opioids (2) Your search has returned no tests.