Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (8) (-) Enzyme Immunoassay (EIA) (4) Gas Chromatography (GC) (10) Gas Chromatography/Mass Spectrometry (GC/MS) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (26) Sample Type Urine (4) Test Area Drugs of Abuse (1) Therapeutics (3) Test Category Alcohols (1) (-) Analgesics (3) Depressants (1) Psychoactives (1) (-) Stimulants (1) Test Sub-Category Opiates/Opioids (3) Other (1) Your search has returned no tests.