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) (6) Enzyme-Linked Immunosorbent Assay (ELISA) (20) (-) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (10) Headspace Gas Chromatography (GC) (18) Sample Type Urine (4) Test Area Drugs of Abuse (3) Postmortem (1) Test Category Depressants (1) Drugs of Abuse (10) (-) Drugs of Abuse, Therapeutics (3) (-) Therapeutics (1) Test Sub-Category Other (4) Your search has returned no tests.