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) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (8) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (6) Sample Type Blood (8) (-) Fluid (3) Serum or Plasma (7) (-) Tissue (2) Urine (6) Test Area Drugs of Abuse (5) Test Category Drugs of Abuse (2) Drugs of Abuse, Therapeutics (3) Test Sub-Category Other (5) Your search has returned no tests.