Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Headspace Gas Chromatography (GC) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (6) Fluid (3) (-) Serum or Plasma (6) Tissue (2) Urine (7) Test Area Diagnostic Aids (1) (-) Drugs of Abuse (6) Exposure (11) Therapeutics (38) Test Category Depressants (3) NPS/Designer Drugs (2) Stimulants (1) Test Sub-Category Alcohols (3) Opiates/Opioids (2) Other (1) Your search has returned no tests.