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) (4) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (8) Sample Type Blood (23) (-) Fluid (12) Oral Fluid (Saliva) (2) Serum or Plasma (18) Tissue (10) Urine (19) Test Area Drugs of Abuse (1) Postmortem (3) Therapeutics (8) Test Category (-) Analgesics (8) Antianxiety (1) (-) Depressants (1) Drugs of Abuse (1) Drugs of Abuse, Therapeutics (2) Hallucinogens (1) Sedative/Hypnotics (1) Stimulants (1) (-) Therapeutics (3) Test Sub-Category Opiates/Opioids (8) Other (4) Your search has returned no tests.