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) (2) (-) Enzyme Immunoassay (EIA) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (11) Sample Type Urine (2) Test Area Drugs of Abuse (2) Test Category (-) Alcohols (1) Analgesics (3) (-) Depressants (1) Psychoactives (1) Stimulants (1) Test Sub-Category Biomarkers (1) Opiates/Opioids (1) Your search has returned no tests.