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) (1) Gas Chromatography (GC) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (4) Sample Type Blood (42) Fluid (3) Serum or Plasma (15) (-) Tissue (8) Urine (25) Test Area Drugs of Abuse (1) Exposure (7) Test Category Depressants (2) Drugs of Abuse (2) (-) Drugs of Abuse, Therapeutics (1) Therapeutics (2) (-) Volatiles (7) Test Sub-Category Other (8) Your search has returned no tests.