Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Tandem Quadrupole Time of Flight Mass Spectrometry. (1) Sample Type Blood (13) Fluid (2) Hair (1) Serum or Plasma (12) (-) Tissue (2) Urine (9) Test Area Therapeutics (2) Test Category (-) Analgesics (1) (-) Anesthetics (1) Antidepressants (1) Depressants (2) Test Sub-Category Opiates/Opioids (1) Other (1) Your search has returned no tests.