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) (8) Enzyme-Linked Immunosorbent Assay (ELISA) (27) Enzyme Immunoassay (EIA) (6) Gas Chromatography (GC) (29) Gas Chromatography/Mass Spectrometry (GC/MS) (12) Gas Chromatography/Tandem Mass Spectrometry (GC-MS/MS) (1) Headspace Gas Chromatography (GC) (23) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (46) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (9) (-) Spectrophotometry (SP) (1) Sample Type Blood (7) Serum or Plasma (1) Urine (2) Test Area Postmortem (10) Test Category Drugs of Abuse, Therapeutics (4) Exposure (1) Therapeutics (5) Test Sub-Category Alcohols (2) Opiates/Opioids (1) (-) Other (10) Tricyclic (2) Your search has returned no tests.