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) (-) Enzymatic Assay (EZA) (2) Gas Chromatography (GC) (9) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (9) Sample Type Blood (3) Fluid (1) Serum or Plasma (4) Tissue (1) Urine (2) Test Area Exposure (3) Therapeutics (8) Test Category Analgesics (2) Antiepileptics/Antiseizures (2) Antipsychotics (4) Industrial/Environmental Toxins (1) Other (2) Test Sub-Category Benzodiazepines (3) (-) NSAIDs (2) Opiates/Opioids (27) (-) Other (9) Your search has returned no tests.