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) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (13) Sample Type (-) Blood (16) Fluid (8) Oral Fluid (Saliva) (1) Serum or Plasma (15) Tissue (7) Urine (15) Test Area (-) Therapeutics (16) Test Category (-) Analgesics (16) Anesthetics (1) Antianxiety (2) Antidepressants (7) Antipsychotics (2) Appetite Suppressants (1) Other (1) Sedative/Hypnotics (1) Stimulants (1) Test Sub-Category Opiates/Opioids (15) Other (1) Your search has returned no tests.