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) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (8) Refractometer (REF) (2) Sample Type Blood (2) Serum or Plasma (1) Tissue (1) Test Area Exposure (2) Therapeutics (2) Test Category Alcohols (3) (-) Analgesics (2) Depressants (4) Metals/Elements (1) Sedative/Hypnotics (3) (-) Volatiles (2) Test Sub-Category Opiates/Opioids (2) Other (2) Your search has returned no tests.