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) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (2) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (3) Impairment (1) Test Category (-) Alcohols (1) Depressants (13) (-) NPS/Designer Drugs (3) Solvents (4) Volatiles (6) Test Sub-Category Opiates/Opioids (3) Other (1) Your search has returned no tests.