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) (21) Enzyme Immunoassay (EIA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (9) Headspace Gas Chromatography (GC) (25) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (6) Spectrophotometry (SP) (1) Sample Type Blood (4) Serum or Plasma (1) Urine (1) Test Area Diagnostic Aids (1) Drugs of Abuse (1) Exposure (2) Impairment (4) (-) Postmortem (6) Test Category NPS/Designer Drugs (1) Therapeutics (5) Test Sub-Category Alcohols (2) Other (4) Your search has returned no tests.