Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (13) Fluid (3) (-) Hair (1) Serum or Plasma (15) (-) Tissue (3) Urine (7) Test Area Drugs of Abuse (1) Therapeutics (3) Test Category Analgesics (3) Depressants (1) Test Sub-Category Benzodiazepines (1) Opiates/Opioids (3) Your search has returned no tests.