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) (9) Enzyme Immunoassay (EIA) (3) Gas Chromatography (GC) (7) Gas Chromatography/Mass Spectrometry (GC/MS) (13) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (61) (-) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (1) Serum or Plasma (1) Urine (1) Test Area (-) Therapeutics (3) Test Category Antitussives/Cough Suppressants (3) Test Sub-Category Other (3) Your search has returned no tests.