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) (4) (-) High Performance Liquid Chromatography/Tandem Quadrupole Time of Flight Mass Spectrometry. (1) Sample Type Blood (22) Fluid (4) Hair (1) Meconium (1) Serum or Plasma (17) (-) Tissue (5) Umbilical Cord (4) Urine (29) Test Area Drugs of Abuse (1) Therapeutics (4) Test Category Analgesics (1) Anesthetics (1) Antidepressants (1) Depressants (2) Test Sub-Category Benzodiazepines (2) Opiates/Opioids (1) Other (2) Your search has returned no tests.