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) Sample Type Blood (5) Fluid (1) (-) Oral Fluid (Saliva) (2) Serum or Plasma (3) (-) Umbilical Cord (2) Urine (2) Test Area Drugs of Abuse (2) Newborn Tox (2) Test Category Depressants (1) (-) Drugs of Abuse (4) Test Sub-Category Other (4) Your search has returned no tests.