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) (31) (-) Enzyme Immunoassay (EIA) (6) Gas Chromatography (GC) (38) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (3) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (23) Headspace Gas Chromatography (GC) (30) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (77) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (11) Spectrophotometry (SP) (1) Sample Type Blood (7) Fluid (4) Serum or Plasma (5) Tissue (3) Urine (9) Test Area Drugs of Abuse (1) Exposure (1) (-) Postmortem (16) (-) Therapeutics (12) Test Category Analgesics (4) Antihistamines (2) Drugs of Abuse (3) Sedative/Hypnotics (6) Therapeutics (12) Test Sub-Category Alcohols (2) Barbiturates (6) Opiates/Opioids (4) Other (15) Your search has returned no tests.