Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (2) (-) Enzyme Immunoassay (EIA) (2) (-) Gas Chromatography (GC) (5) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (19) Sample Type Blood (2) Serum or Plasma (2) Urine (3) Test Area Therapeutics (7) Test Category Analgesics (7) Test Sub-Category Barbiturates (3) Insecticides (1) (-) Opiates/Opioids (7) Other (24) Phenothiazines (1) Tetracyclics (6) Your search has returned no tests.