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) (8) (-) Enzyme Immunoassay (EIA) (4) Gas Chromatography (GC) (5) Gas Chromatography/Mass Spectrometry (GC/MS) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (13) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Urine (4) Test Area Drugs of Abuse (1) Therapeutics (3) Test Category Analgesics (3) Depressants (1) Test Sub-Category Biomarkers (1) Cannabinoids (1) (-) Opiates/Opioids (4) Other (1) Your search has returned no tests.