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) (1) Gas Chromatography (GC) (5) Gas Chromatography/Mass Spectrometry (GC/MS) (8) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Urine (1) Test Area Drugs of Abuse (1) Test Category Analgesics (1) Depressants (1) (-) Sedative/Hypnotics (1) Stimulants (2) Test Sub-Category Barbiturates (1) Your search has returned no tests.