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) (1) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (4) Serum or Plasma (4) Urine (2) Test Area Drugs of Abuse (6) Exposure (4) Test Category Analgesics (15) (-) Depressants (6) (-) Solvents (4) Test Sub-Category (-) Opiates/Opioids (6) (-) Organic (4) Your search has returned no tests.