Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) Sample Type Blood (31) Fluid (10) Meconium (4) Oral Fluid (Saliva) (4) Serum or Plasma (26) (-) Tissue (8) Urine (23) Test Area Drugs of Abuse (3) Postmortem (5) (-) Therapeutics (8) Test Category Analgesics (7) Stimulants (1) Test Sub-Category Opiates/Opioids (6) Other (2) Your search has returned no tests.