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) (30) Gas Chromatography/Mass Spectrometry (GC/MS) (8) Headspace Gas Chromatography (GC) (21) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (6) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (15) Spectrophotometry (SP) (1) Sample Type (-) Blood (15) Serum or Plasma (5) Urine (7) Test Area Drugs of Abuse (3) Impairment (3) Postmortem (9) Test Category Drugs of Abuse (4) Drugs of Abuse, Therapeutics (4) NPS/Designer Drugs (3) Therapeutics (4) Test Sub-Category Alcohols (2) Drug Facilitated Sexual Assault (1) Opiates/Opioids (1) Other (11) Your search has returned no tests.