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) (61) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (3) Fluid (1) Plasma (1) Serum or Plasma (3) Tissue (1) Urine (7) Test Area Diagnostic Aids (2) (-) Drugs of Abuse (6) Exposure (18) Newborn Tox (1) (-) Therapeutics (10) Test Category Analgesics (1) Anesthetics (2) Depressants (1) Sedative/Hypnotics (12) Test Sub-Category Barbiturates (12) Benzodiazepines (1) Opiates/Opioids (1) Other (2) Your search has returned no tests.