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) (7) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (7) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (34) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (7) Headspace Gas Chromatography (GC) (24) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (73) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (6) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Immunoassay (IA) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (27) Sample Type Blood (3) Fluid (1) Hair (1) Serum or Plasma (3) Urine (9) Test Area Drugs of Abuse (4) Exposure (6) Therapeutics (7) Test Category Analgesics (3) Metals/Elements (3) NPS/Designer Drugs (3) Stimulants (5) Volatiles (3) Test Sub-Category Antipyretics (3) Opiates/Opioids (3) Other (8) Toxic Elements (3) Your search has returned no tests.