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) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (4) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (54) Sample Type Blood (13) Fluid (7) Meconium (1) Oral Fluid (Saliva) (1) Serum or Plasma (13) Tissue (6) Urine (13) Test Area Drugs of Abuse (6) (-) Newborn Tox (1) (-) Therapeutics (53) Test Category (-) Analgesics (53) Antianxiety (4) Appetite Suppressants (2) Depressants (1) Drugs of Abuse (2) (-) Hallucinogens (1) Stimulants (7) Test Sub-Category Opiates/Opioids (53) Other (1) Your search has returned no tests.