Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme Immunoassay (EIA) (1) (-) Gas Chromatography (GC) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (20) Sample Type Blood (1) Serum or Plasma (1) Urine (2) Test Area Therapeutics (4) Test Category Acids (3) (-) Analgesics (1) Anesthetics (4) Antidepressants (3) (-) Antiepileptics/Antiseizures (3) Antipsychotics (11) Depressants (2) Sedative/Hypnotics (1) Solvents (1) Terpenes (1) Volatiles (5) Test Sub-Category Opiates/Opioids (1) Other (3) Your search has returned no tests.