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) (3) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Blood (4) Fluid (3) Serum or Plasma (4) Tissue (1) Urine (5) Test Area (-) Drugs of Abuse (4) Test Category (-) Depressants (1) Drugs of Abuse (1) (-) Drugs of Abuse, Therapeutics (3) Hallucinogens (2) NPS/Designer Drugs (1) Sedative/Hypnotics (1) Test Sub-Category Opiates/Opioids (1) Other (3) Your search has returned no tests.