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) (6) Sample Type Blood (22) Fluid (11) Oral Fluid (Saliva) (1) Serum or Plasma (17) (-) Tissue (10) Urine (18) Test Area Postmortem (3) Therapeutics (7) Test Category (-) Analgesics (7) Drugs of Abuse (2) Drugs of Abuse, Therapeutics (1) Hallucinogens (1) Sedative/Hypnotics (1) Stimulants (1) (-) Therapeutics (3) Test Sub-Category Opiates/Opioids (6) Other (4) Your search has returned no tests.