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) (3) Enzyme-Linked Immunosorbent Assay (ELISA) (10) Gas Chromatography/Mass Spectrometry (GC/MS) (6) Headspace Gas Chromatography (GC) (8) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (5) Sample Type (-) Blood (5) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (1) Postmortem (4) Test Category Drugs of Abuse (1) Drugs of Abuse, Therapeutics (3) NPS/Designer Drugs (1) Test Sub-Category Other (5) Your search has returned no tests.