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) (7) Enzyme Immunoassay (EIA) (4) Gas Chromatography/Mass Spectrometry (GC/MS) (6) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (12) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (6) Sample Type Blood (3) Fluid (1) Serum or Plasma (3) Test Area (-) Drugs of Abuse (7) Therapeutics (10) Test Category Depressants (2) Psychoactives (3) Stimulants (2) Test Sub-Category Cannabinoids (3) Opiates/Opioids (2) Other (2) Your search has returned no tests.