Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (38) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (3) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (12) Headspace Gas Chromatography (GC) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (76) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (4) Fluid (1) Serum or Plasma (4) Urine (3) Test Area Exposure (1) Postmortem (22) (-) Therapeutics (12) Test Category Analgesics (4) Antihistamines (2) Sedative/Hypnotics (6) Test Sub-Category Barbiturates (6) Opiates/Opioids (4) Other (2) Your search has returned no tests.