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) (6) (-) Enzyme Immunoassay (EIA) (3) Gas Chromatography (GC) (10) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (20) Sample Type Blood (1) Urine (4) Test Area Drugs of Abuse (2) Therapeutics (3) Test Category Alcohols (1) (-) Analgesics (5) Depressants (5) Muscle Relaxants (3) Psychoactives (1) Stimulants (1) Volatiles (1) Test Sub-Category Opiates/Opioids (5) Your search has returned no tests.